Questions Asked on
January 30, 2013

  1. Math Homework

    In a clinical trial, a drug used to relieve pain caused side effects in 2% of the patients who took it. For a new trial, three patients were selected at random. Find the probability that all three of the patients had side effects

    asked by Josh
  2. Chemistry

    Consider the reaction 5Br(aq) + BrO3(aq) + 6H^+(aq)-> 3Br2(aq) + 3 H2O(l? The average rate of consumption of Br- is 1.16×10-4 over the first two minutes. What is the average rate of formation of Br2 during the same time interval?

    asked by Amy
  3. Math

    2. Three members of a 12 person singing group are going to be chosen to sing a song in their coming concert. A) how many different groups containing 3 people can be chosen from the 12 members of the singing group? B) what Is the probability that mike and

    asked by Maria
  4. Arrhenius Reaction

    The activation energy of a certain reaction is 32.9 kJ/mol At 25 degrees C the rate constant is 0.0160 units s-1 units. At what temperature in degrees Celsius would this reaction go twice as fast? Given that the initial rate constant is 0.0160 s-1 at an

    asked by Amy
  5. Chemistry

    Draw the possible products resulting from the addition of 1 equivalent of HCL to 1-phenyl-1,3-butadiene. Which would you expect to predominate and why?

    asked by Orgochem
  6. Chemistry

    Theres an airplane with a mass of 5.4g, 305. mm long, moving at 1.8m/s. Is it classic or quantum?

    asked by Jessica
  7. calculus

    find the equation of the line tangent to the graph y=3e^x at x=1

    asked by Anonymous
  8. calculus

    find the equation of the line tangent to the graph y=3e^x at x=1

    asked by Anonymous
  9. Kinetics Problem I

    A reaction has a rate constant of 1.23×10-4 s at 28 degrees C and 0.235 s at 79 degrees C. A: Determine the activation barrier for the reaction. B: What is the value of the rate constant at 15 degrees C?

    asked by Amy
  10. Kinetics Problem II

    The data below were collected for the following reaction: 2NO2 (g) + F2 (g) ->2NO2F(g) A: Calculate the value of the rate constant, k. B: What is the overall order of the reaction?

    asked by Amy
  11. history

    from the movie THE PEOPLE SPEAK. -How is that document compared with the Constitution in thE film? -What are some of the ways slaves resisted their status as “property”? What were some of the risks of their actions? -What were some of the ways Native

    asked by mady
  12. chemistry

    determine the quantity of heat needed to convert 17.0g of solid mercury at -50.0C to mercury vapor at 25C . Specific heats: , 24.3C , , 28.0C . Melting point of hg, -38.87C . Heat of fusion, 2.33 .

    asked by Laura
  13. Topology

    5. Find the Cartesian form of the equation, r3 = 3r cosØ.

    asked by Dilip
  14. Topology

    Find the Cartesian form of the equation, r3 = 3r cosØ.

    asked by Dilip
  15. math

    25x^3-55^2-60=

    asked by amaka
  16. combustion

    A glass melting furnace is burning ethene in pure oxygen (not air). The furnace operates at an equivalence ratio of 0.9 and consumes 30 kmol/hr of ethene. Determine the energy input rate based on the LHV of the fuel in terms of kW. •Determine O2

    asked by Brandon
  17. Chemistry

    Have have 3 general question regrading Analysis of the hardness of water: 1. What is meant by non-zero blank correction in calculating EDTA?(Whats the effects?) 2. EDTA in an experiment was not dry would it effect the EDTA solution? 3. EDTA in an

    asked by AhmadM
  18. math

    On a number line, the coordinate of A is -18 and that of B is 18. C is a point on AB such that AC:CB = 4:5. What is the coordinate of C? with solution pls... tnx...

    asked by HELP HELP HELP MNHS
  19. math

    If X is a point on the segment joining A(2,-1) and B(9,6), find the coordinates of X if AX:XB = 2:5. with solution pls... tnx...

    asked by HELP HELP HELP MNHS
  20. math

    Two equal circles of radius 8cm intersect at X and Y. If the line joining the centers is 12cm long, find the length of XY. with solution pls, tnx...

    asked by HELP HELP HELP MNHS
  21. math

    A horse is tied to a post by a rope, 8m long at one corner of a rectangular field. What area of the field can the horse graze? solution pls... tnx...

    asked by HELP HELP HELP MNHS
  22. math

    (In this question the answer is -4, please explain how did they get it) If A and B have coordinates -15 and 11, what is the coordinate of X if X is 4 units farther from B as from A?

    asked by HELP HELP HELP MNHS
  23. Math

    a man borrowed $85,000 of wich he pays a part of at 9% interest and the rest at 12% if his total interest payment is $9300 per year how much did he borrow at each rate of interest ?

    asked by Rigby
  24. Chemistry

    Assume the solubility of benzoic acid in ice-cold water is 1.70 g/L and the solubility of benzoic acid in hot water is 68.0 g/L. Calculate the minimum volume of water (in mL) needed to recrystallize 0.350 g of benzoic acid.

    asked by Anonymous
  25. chemistry

    Consider Ba (NO₃)₂ + K₂SO₄ → BaSO₄ + 2KNO₃ (0.10 M) (0.10 M) (10.0 mL) (20.0 mL) Will the K₂SO₄ be sufficient to precipitate all the Ba⁺² ions in the Ba (NO₃)₂? Use Stoichiometry to answer this question.

    asked by luke
  26. mechanics

    a car moved at 15m/s for two minutes.after which it moved at 18m/s for 45secods.calculate the average velocity of the car?

    asked by chibuzor
  27. Math

    Explain It Tamara says that 15/3=5. Is she correct? Explain

    asked by Shaun
  28. mechanics

    a stone is dropped from a cliff 200m high.if a second stone is thrown verticall upwards 1.50seconds after the first was released.strike the cliff base at the same instant as the first stone.with what velocity was the second stone thrown

    asked by chibuzor
  29. math

    i am a 4 digit number. the sum of my digit is same as the product of my digits, who am i?

    asked by math
  30. chemistry help plz

    Using the melting temperature given as guidance, state the type of bonding involved between the elements in aluminium sulfide (Al2S3). Explain how this bonding takes place with respect to the valence electrons.

    asked by centya
  31. mechanics

    a soccer player kicked a ball at an angle of 37degree to the horizontal.if the range covered by the ball is 240.3m calculate (a).the initial velocity of projection(.b).the time of flight.(c).the maximum time attained

    asked by chibuzor
  32. Mental Maths

    i am a 4 digit number. the sum of my digit is same as the product of my digits, who am i?

    asked by Sirji
  33. Math

    if jan has 7 stickers and her brother gives her 6 more how many does she have in total? which double fact can you use to figure out how many stickers she has

    asked by Noah
  34. Math

    Having trouble with a statistics question. If you have 2 groups..group A and group B and Group A's times in seconds are 3, 7, 8, 25, 132, and 132 and Group B's times are 2,3, 5,7,23,33,40, 44, 46, 51, 70, 125, and 134...which group overall found the hidden

    asked by Brandi
  35. maths

    in an election .there were only two candidates. the winner was polled 53% votes and won by 9600 votes. find the total no. of votes polled.

    asked by tuhituhi
  36. maths

    if 8 labourers can earn rs.9000 in 15 days.how many laboures can earn rs. 6300 in 7 days?

    asked by tuhituhi
  37. Computer Studies

    Write a pseudocode to input 10 temperatures per day for 20 days and output the average per day and average for the 20 days.

    asked by Raf
  38. literature

    The most basic purpose of reading? A. getting information B. acquiring insight C. providing entertainment D. education I picked D

    asked by jarod
  39. algebra

    Dyan is 20 years old. Dyan is twice as old as Jean was when Lynne is as old as Jean is now. How old is Jean?

    asked by anonymous
  40. math-followup

    A bag got mix up 6 pairs of shoes – 2 red, 2 blue, and 2 purple. Picking randomly in the dark, how many shoes must I pick before for sure that there is one matching pair in red or blue? Ms Sue answered 4. Request for explanation please. math - Ms. Sue,

    asked by rama
  41. philosophy

    I am suppose to write a paper on ethical dilemma.I was thinking about writing about a woman who works in retail sales and a customer gives her to much change. I was thinking that would be an ethical dilemma. I was wondering what anybody thinks. I really

    asked by ANGELA
  42. algebra

    What happens when smog lifts in los angeles, california?

    asked by princess
  43. physics

    Bob and Bob Jr. stand at open doorways at opposite ends of an airplane hangar 25 m long. Anna owns a spaceship, 40 m long as it sits on the runway. Anna takes off in her spaceship, then swoops through the hangar at constant velocity. At precisely time zero

    asked by Katie
  44. Physics

    While sitting in class your body exerts a force of 600 N on your chair. how much work did you do?

    asked by Rebeca
  45. music

    name and define three rhythmic elements that composers could use in their composition. Show how each would affect the overall sound of the composition? thank you

    asked by justastudent
  46. algebra

    Find the horizontal asymptote of the graph of y=-4x^6+6x+3 / 8x^6+9x+3 please explain i think there is no horizontal asymptote

    asked by lee
  47. algebra

    Simplify the rational expression state any restrictions on the variable t^2+2t-24 / t^2-36 I got t-4 / t-6, but Im not sure of the restrictions whether its 6 or -6,6

    asked by lee
  48. Springfield

    Given the fact that there is no national religion in the United States, what application do the ethics of religious testaments have on the average American criminal justice practitioner?

    asked by Rita
  49. algebra

    What is the product in simpliest form state any restrictions on the variable x^2+7x+10 / x+3 times x^2-3x-18 / x^2+x+2 I got (x+5)(x-6) / x-1, not sure on restrictions either 1 or -3,-2, and 1

    asked by lee
  50. math

    24/3 is equal to what fraction, with a 1 on the bottom. 24/3=n/1

    asked by cami
  51. penn foster

    im trying to finish these classes soon so i can start college, but honestly they are too complex. and i NEED HELP!!!! I have 1-5 done. 6. In the Mongol Empire, the plague A. provided new oppurtunities for territorial expansion B.ended further expansion C.

    asked by katie
  52. Chemistry

    calculate the 0.4M molarity of ammonia From data given, how to prepare 200ml of 0.4M ammonia solution 25%. From previous study, i found that the calculation is M1V1=M2V2 From formula, Initial concentration (M1)is 910000mg/L, vOlume of beaker (V2)=200ml,

    asked by Merlina_Lyn
  53. Law

    I need to pick a current event from 2010-2013 that involves a law. Can you help me?

    asked by Vicky
  54. Physics

    During a brown-out, the electric power company drops the voltage of the power line and the incandescent light bulbs in your house become dimmer. When this happens, the filaments in the bulbs operate at a lower than normal temperature, so a. their color is

    asked by Timothy
  55. Physics

    Two forces are applied to a car in an effort to move it, as shown in the following figure, where F1 = 433 N and F2 = 354 N. (Assume up and to the right as positive directions.) F1 is 10 degrees west of the y axis, F2 is 30 degrees east of the y axis.

    asked by Dan
  56. Raptor from loop quetion

    display table of 2,in the form of 2*1=2

    asked by Gaurav
  57. Math

    The 1989 World Series San Francisco quake was initially reported to have magnitude 7.0, but later this was revised to 7.1. How much energy released corresponds to this increase in magnitude? (Round your answer to two decimal places.)

    asked by Christina
  58. history

    3. Among members of George Washington's cabinet, __________ had a pessimistic view of human nature and a dread of democratic excess. A. Hamilton B. Adams C. Jefferson D. Marshall

    asked by shaun
  59. Physics

    Two identical tuning forks have frequencies of 512 Hz. If one is held by a listener while the other approaches at a speed of 7.2 m/s, what does the listener hear?

    asked by Scott
  60. Physics

    Write an expression for the standing wave produced by adding the two waves (2.5 cm)sin[(3.0 m-1)x - (27 s-1 )t] and (2.5 cm)sin[(3.0 m-1)x + (27 s-1)t].

    asked by Scott
  61. Physics

    If the seventh and fourth standing wave frequencies of a string differ by 144 Hz, what is the fundamental frequency of the string?

    asked by Scott
  62. Algebra

    Which value of x is the solution of the equation 1/7 + 2x/3 = (15x-3)/(21) ? (Those are fractions) (1) 6 (2) 0 (3) 4/13 (4) 6/29

    asked by Tibby
  63. Physics

    Air is vibrating in a tube (closed at both ends) at its fundamental frequency of 160 Hz. If the tube is filled with helium instead, what is its fundamental frequency? Use 1020 m/s for the speed of sound in helium.

    asked by Scott
  64. physics

    A body is executing s.h.m. of amplitude 1m .Its velocity while passing through the mean position is 10m/s.Find its frequency.

    asked by Aanchal
  65. physics

    For 3 vectors, find the magnitude and direction of the vector D=A-B+3C. A of length 6.2 and pointing 52 degrees up from the negative x-axis B of length 6.6 and pointing 27 degrees up from the positive x-axis C of length 2.8 and pointing 57 degrees down

    asked by george
  66. Math 6th grade

    What is the largest fraction that can be made out of these numbers? 4,7,9

    asked by Minnie
  67. physics

    A hiker starts at his camp and moves the following distances while exploring his surroundings: 70.0m north, 2.75 x 10^2m east, 130m at an angle 30.0 degrees north of east, and 1.50 x 10^2m south. a.) find his resultant displacement from camp. (take east as

    asked by george
  68. 4th grade math

    In helping my 4th grade grandson last night with his math, he had problems like this 93 * 18. I asked what the asterisk meant and he said the teacher said to "figure it out"

    asked by Patricia
  69. Physics / Heat Transfer

    How much heat must be removed from a 200 g block of copper to lower its temperature from 302 oF to 68 oF? Specific heat of copper: c = 0.092 kcal/(kg K) a. 2.4 kcal b. 2400 kcal c. 18.4 kcal d. 12 kcal e. 26 kcal

    asked by John
  70. physics

    a ball is dropped from the top of a 5m tall building. what is the velocity when it hits the ground?

    asked by lola lopez
  71. MAth

    Three servers work a party of 30 guests with a meal total of $660.00. Restaurant policy adds a 15% gratuity to the bill for parties of 8 or more. If bartenders receive 15% of the gratuity, bussers receive 20%, and the rest goes to the servers, how much

    asked by Chris T
  72. english

    One of the following sentences contains an independent clause and a dependent clause, which makes it a complex sentence. Which is the complex sentence? A. I hesitated a moment, but her smile gave me courage. B. I came home; I saw an envelope in the

    asked by heather
  73. Physics

    A book weighs 4N. When held at REST in your hands, the Net Forceon the book is? 0N 0.4N 39N Or none of the above?

    asked by lola lopez
  74. English

    Primal fear is thriller, crime, mystery movie. The film is set in the courtroom and church the City of Chicago in the year 1990’s. The movie is directed by Gregory Hoblit and this was his first theatrical film released. The movie is an adaptation of

    asked by checking
  75. maths

    A manufacturer lists the price of the goods at Rs.240 per article. The wholesaler gets a discount of 25% on the goods from the manufacturer. The retailers are allowed a discount of 15% on the list price by the wholesaler. The prescribe rate of sale tax at

    asked by Anonymous
  76. english

    One of the following sentences contains an independent clause and a dependent clause, which makes it a complex sentence. Which is the complex sentence? A. I hesitated a moment, but her smile gave me courage. B. I came home; I saw an envelope in the

    asked by heather
  77. calculus

    Find a value c in the interval [0,2] such that f(c)is equal to the average value.

    asked by mike
  78. chem

    How many moles of Ca(OH)2 are produced when 9.19 grams of CaH2 and 7.90 grams of H2O react ?

    asked by Thad
  79. Calculus

    The base of a certain solid is the triangle with vertices at (-14,7),(7,7) and the origin. Cross-sections perpendicular to the y-axis are squares. What is the volume of this solid?

    asked by tyson
  80. physics

    A student driving at a constant speed of 45 m/sec passes a highway patrol car parked on the side of the road. One second later, the patrol car accelerates at a constant rate of 3.00 m/sec^2 in an attempt to catch up with the speeding student. How long does

    asked by ashish
  81. calculus

    In a certain city the temperature (in degrees Fahrenheit) t hours after 9am was approximated by the function: T(t)= 70 + 19sin((pi*t)/12). What is the temperature at 3 pm?

    asked by tyson
  82. calculus

    As viewed from above, a swimming pool has the shape of the ellipse given by (x^2/3600)+(y^2/1600)= 1 The cross sections perpendicular to the ground and parallel to the y-axis are squares. Find the total volume of the pool.

    asked by tyson
  83. chemistry

    4 P + 5 O2 ==> P4O10 If you have 24.98 grams of P and 74.99 grams of O2, how many moles of each compound do you have present?

    asked by will.i.am
  84. english

    How could you combine the following two sentences into a complex sentence with a dependent adjectival clause? The boy wore a green coat. He carried his sister home. A. The boy who wore a green coat carried his sister home. B. The boy wore a green coat, and

    asked by Alondra
  85. math

    IF 81 PEOPLE NEED TO TAKE A TEST, BUT ONLY 13 HAVE ACTUALLY TAKEN TEST, WHAT IS THE PERCENTAGE OF PEOPLE WHO HAVE TAKEN TEST?

    asked by donna
  86. enlish

    A restrictive clause is one that A. should be set off by commas. B. functions as an adverb. C. usually occurs at the beginning of a sentence. D. limits the meaning of the word it describes. ..D?

    asked by Alondra
  87. MATH

    1. Does the table represent an exponential function? Does the table represent an exponential function? X 1,2,3,4 Y -1,-8,-27,-64 yes? no?

    asked by HELP!!!!!!!!!!!!!
  88. Math PLEASE HELP FAST!!!!

    Kevin needs to convert 620 millimeters per minute to meters per hour. Which conversion factors should he use? A. 0.001m/1mm and 1h/60min B. 0.001m/1mm and 60min/1h C. 1mm/0.001m and 1h/60min D. 1mm/0.001m and 60min/1h PLEASE HELP!!!!

    asked by Happy
  89. English and Grammar

    Primal fear is thriller, crime, mystery movie. The film is set in the courtroom and church the City of Chicago in the year 1990’s. The movie is directed by Gregory Hoblit and this was his first theatrical film released. The movie is an adaptation of

    asked by reznm
  90. english

    What is the simple predicate of the following sentence? The Saturn rocket made travel to the moon possible. A. Moon B. Made C. Possible D. Travel .. B? Which sentence uses correct parallel construction? A. Anyone who is going to work here will have to be

    asked by Heather-Alondra
  91. MATH PLEASE im begging HELP!!!!!

    What is 900 feet per day converted into yards per hour? A. 12.5 yards per hour B. 37.5 yards per hour C. 112.5 yards per hour D. 7200 yards per hour

    asked by Wild
  92. Spanish: please tell me what this says

    que haces este el jueves? Estudio y ver la television. Que haces el martes? Escuela trabajar y jugar baloncesto. Que haces el sabado? Dormir y relajarse. Thank You

    asked by Deborah
  93. english

    A split infinitive is an infinitive that A. has a word between "to" and the verb. B. is used as an adjective or a noun. C. is used without the word "to." D. must have a subject ..A? Each one of the following sentences contains a clause. In which sentence

    asked by Heather-Alondra
  94. Math I need help Please help me!!!!!!

    Daniel is climbing up a cliff at a rate of 2 meters per minute. What is his rate in feet per hour? A. about 36.6 feet per hour B. about 98.4 feet per hour C. about 197 feet per hour D. about 394 feet per hour

    asked by Mary J.
  95. Math I need help Please help me!!!!!!

    Daniel is climbing up a cliff at a rate of 2 meters per minute. What is his rate in feet per hour? A. about 36.6 feet per hour B. about 98.4 feet per hour C. about 197 feet per hour D. about 394 feet per hour

    asked by Mary J.
  96. Chemistry

    You carry out an exothermic reaction inside a Styrofoam cup calorimeter, using a temperature probe to monitor the temperature throughout the reaction. You find that the temperature increases 7.40 °C during the reaction. The specific heat of the reaction

    asked by Joe
  97. Math

    What is 9 kilometers per hour converted into feet per minute? A. about 1.77 feet per minute B. about 45.7 feet per minute C. about 492 feet per minute D. about 29,520 feet per minute

    asked by sara m. baker
  98. english

    Which sentence uses correct parallel construction? A. Anyone who is going to work here will have to be athletic, an intelligent person, and have a good sense of humor. B. Most people enjoy ice cream and the plant grows. C. The painter wore glasses, gloves,

    asked by Heather-Alondra
  99. Geography

    What is the name of the salt lake located on the border between Israel and Jordan? I think the answer is the Dead Sea, is that right?

    asked by Alex
  100. physics

    If two charges are a distance R apart from eachother and their force is F, what will the force be if they are moved apart to a distance of 2R?

    asked by mike
  101. Psychology

    I need help. Not sure if my answers are correct. 1. complete the analogy: infrared is to ultraviolet as; a. white is to red b. fast is to slow c. slow is to fast d. red is to white 2. which of the following best describes why we perceive reversible

    asked by Tes
  102. science

    An automobile is pulled by a horizontal tow line, with a force of 900 N. If its acceleration is 1.0 m/s2, calculate the mass of the automobile.

    asked by tash
  103. science

    A force of 3.0 N is applied to an 8.0 gram rifle bullet. What is the bullet’s acceleration?

    asked by tash
  104. science

    What is the weight in Newtons of a 300 gram box of breakfast cereal?

    asked by tash
  105. Organic Chemistry 2

    Hello, I have two questions Why is simple distillation useful in isolating pure isopentyl acetate? How do you predict the major peaks that would be observed in a isopentyl alcohol and isopentyl acetate infrared spectra?

    asked by jannett
  106. Algebra 1- Math

    Kari has 16 coins scattered on her bed with total value of $1.05. If the coins are all nickels and dimes, how many of each does she have

    asked by Anonymous
  107. Algebra 1- Math

    Rodney has $3.10 in nickels and dimes. He has fewer than he has dimes. How many of each does he have?

    asked by Anonymous
  108. Algebra 1- Math

    The owner of a pet store spent $236 on 10 dogs and cats. The cats cost &18 each and the dogs cost &26 each. How many of each did the owner buy? Mrs. Sue Please help or any other person

    asked by Anonymous- Mrs Sue pleasse
  109. algebra

    what is the quotient in simpliest form state the restrictions on the variable z^2-4/z-3 divided z+2/z^2+z-12 i got z^2+2x-8 but am not sure of the restrictions maybe 3,-2

    asked by lee
  110. algebra

    compare the graphs of the inverse variations by comparing asymptotes, similar points, lines of reflections and quadrants y=-0.7/x and y=-0.9/x

    asked by lee
  111. algebra(help)

    The amount of money, in dollars, raised each year by a student club can be estimated by the function f(x)=150x-240,000 where x is the year with 2000

    asked by debbie
  112. nicole

    1. determine the exact value.. cot 7pi/6 and sec(-210degrees) 2. determine approximate measure of all angels that satisfy following, and draw a sketch to show the quadrants involved cosTHETA = -0.77, -pi lessOr same than theta less than pi and

    asked by math/trig
  113. Math (probability)

    Three members of a 12 person singing group are going to be chosen to sing a song in their coming concert. A) how many different groups containing 3 people can be chosen from the 12 members of the singing group? B) what Is the probability that mike and Jo

    asked by Maria
  114. Calculus

    Given f(x)=x+sqrt(x) calculate the tangent line at the point (9,12) y=___?__(x-9)+12

    asked by Anonymous
  115. Calculus

    Let f(x)=[5x^(1/4)]*[(x^3)-10] evaluate f'(x) at the following points: a) f'(3) b) f'(5)

    asked by Anonymous
  116. Calculus

    Let f(x)= 6x+(4/x^2). Then the equation of the tangent line to the graph f(x) at the point (2,13) is give by y=mx+b What is m? What is b?

    asked by Anonymous
  117. Calculus

    If f(x)=sqrt(14x) a)find f' (x) b) find f'(4)

    asked by Anonymous
  118. Calculus

    If f(x)=[(6x^3)-3]/x^4 a)find f' (x) b) find f'(4)

    asked by Anonymous
  119. Algebra 2

    How do the graphs of y=1/x and y=5/x+6 compare?

    asked by Robert
  120. computers

    what are calculations entered into a spreadsheet called is it formulas or values i think formulas am i correct?

    asked by tim
  121. Algebra 1- Math

    An athletic director is ordering balls for two softball leagues. The 10 year old league uses an 11-inch softball priced at $2.75. The 12 year old league uses a 12-inch softball priced at $3.25. The bill smeared in the rain, but he remembered ordering 80

    asked by Anonymous
  122. S.S

    5. How did western settlement help improve the nation’s economy? The number of people searching for gold increased, thus increasing the amount of gold in the United States. The number of people looking for nonfactory jobs increased, thus increasing the

    asked by Jman
  123. math

    38% of the amount in keith's savings is $350. how much money does kieth have in his savings? go step by step

    asked by thiskidisgoodatbasketball
  124. health information law and ethics

    Can someone help with a thesis on health care fraud and abuse?

    asked by Terry
  125. algebra

    A photo studio offers portraits in 8x10 and wallet-sized formats. One customer bought two 8x10 portraits and four wallet-sized portraits and paid $52. Another customer bought three 8x10 portraits and two wallet sized portraits and paid $50. What is the

    asked by cassidy
  126. Ohio Christian University

    Find the area of the rectangular piece of glass in the Norman window pictured

    asked by Mary
  127. math

    what is 4t=24?

    asked by zack
  128. Calculus

    A square sheet of cardboard with a side 16 inches is used to make an open box by cutting squares of equal size from the four corners and folding up the sides. What size squares should be cut from the corners to obtain a box with largest possible volume?

    asked by Fall
  129. Calculus

    At a certain instant, each edge of a cube is 5 inches long and the volume is increasing at the rate of 2 cubic inches per minute. How fast is the surface area of the cube increasing?

    asked by Fall
  130. math

    what is the buoyant force acting on a can that is .75 lbs with dimension of 2.5 inches x 5 inches

    asked by kimmi
  131. chemistry final step

    If you have 24.98 grams of P and 74.99 grams of O2, how many moles of each compound do you have present? so I got .805 of P (limiting) and 2.343 O2 (excess) how do i do this step ? If you have 24.98 grams of P and 74.99 grams of O2, how many moles of each

    asked by thad
  132. retail pharmacy assistant successful selling

    an effective way to handle a tired and cross customer is to a.ask the customer what is wrong b.remain perfectly still c.remain pleasant and cheerful d.calm the customer with your calmness my answer is c the ultimate moment of the sales presentation is

    asked by susue
  133. English

    1. Which of the key reading skills for reading informational articles involves looking for key words and phrases in a text before reading the text? A. identifying main idea and supporting details B. previewing C. skimming and scanning D. understanding text

    asked by Ash
  134. math

    susan has $450. she uses 30% of her money to but a dress and 20% of the remainder to buy a pair of shoes. how much money does she have left? i got $225.00 left. am i right

    asked by Ted
  135. math8

    -4x+15=-5x how do you do it

    asked by Anonymous
  136. Engl

    2. Read the following paragraph from “A Tremendous Trade”: It might not seem fair, but in every profession, workers earn whatever people are willing to pay them. Baseball is no exception. Teams compete to offer as much money as they can to players who

    asked by Ruby
  137. math

    find two point the perpendicular bisector of line AB. verify your results by showing each point is equidistant from A and B. A(3,0) B (1,4)

    asked by Emily
  138. math

    1/2(8x+12)=10 and 1.2x+4.3=9.1

    asked by Anonymous
  139. Math

    Gina cut a piece of ribbon into 3 equal pieces. Then she cut off 2 inches off one piece to make it 3 inches. How long was the original piece of ribbon?

    asked by Alyssa
  140. math

    what is 12+33?

    asked by Anonymous
  141. Finance

    A thirty-year U.S. Treasury bond has a 4.0 percent interest rate. In contrast, a ten-year Treasury bond has an interest rate of 3.7 percent. If inflation is expected to average 1.5 percentage points over both the next ten years and thirty years, determine

    asked by Anonymous
  142. Math

    At 3 o,clok, the area between the hour and minute hands represent 1/4 of the clockface.What times would represent 1/2 and 1/3 of the clockface?

    asked by Most
  143. Finance

    You are considering an investment in a one-year government debt security with a yield of 5 percent or a highly liquid corporate debt security with a yield of 6.5 percent. The expected inflation rate for the next year is expected to be 2.5 percent. A. What

    asked by Anonymous
  144. Cultural Anthropology

    To what extent and in what ways have the Minangkabau succeeded in resolving the opposition between Adat and Islam? Is this a point of instability for the culture?

    asked by Anonymous
  145. Finance

    A Treasury note with a maturity of four years carries a nominal rate of interest of 10 percent. In contrast, an eight-year Treasury bond has a yield of 8 percent. A. If inflation is expected to average 7 percent over the first four years, what is the

    asked by Anonymous
  146. Physics

    A meteoroid is speeding through the atmosphere, traveling east at 19.0 km/s while descending at a rate of 12.9 km/s. What is its speed, in km/s?

    asked by Dee
  147. Physics

    A 123 g cube of ice at 0◦C is dropped into 1.9 kg of water that was originally at 81◦C. What is the final temperature of the water after after the ice melts? The latent heat of fusion of water is 3.33 × 105 J/kg . Answer in units of ◦C

    asked by Tiffany
  148. Physics

    In a football game a kicker attempts a field goal. The ball remains in contact with the kicker's foot for 0.050 s, during which time it experiences an acceleration of 390 m/s2. The ball is launched at an angle of 46° above the ground. Determine the

    asked by Dee
  149. algebra

    I need to graph f(x)=-2x Does it go, through -2 and y side of 2?

    asked by debbie
  150. health information law and ethics

    Would this be a good thesis for- types of fraud and abuse, what are the effects in health care?

    asked by Terry
  151. ss pls check answers

    8. “…With the existing colonies or dependencies of any European power we have not interfered and shall not interfere. But with the Governments who have declared their independence and maintained it, and whose independence we have, on great

    asked by Jman
  152. math

    x-11 i don't think that's right though

    asked by Anonymous
  153. Math!!!

    I have a input output table and I can't figure out the rule here is the chart X. Y _______________ 1. | 3 4. | 7 7. | 11 Can u figure it out I'm having a really hard time with this problem!!!!

    asked by John
  154. math

    Posted by Ted on Wednesday, January 30, 2013 at 5:05pm. susan has $450. she uses 30% of her money to but a dress and 20% of the remainder to buy a pair of shoes. how much money does she have left? i got $225.00 left. am i right math - Ms. Sue, Wednesday,

    asked by Ted
  155. History

    I can't seem to find the answer anywhere. Please help. 2. What is the shape of the water molecule? A.) linear B.) tetrahedral C.) trigonal planer D.) bent

    asked by Deborah
  156. statistics

    entify the data set's level of measurement. gender profile of the 111th congress average january snowfall for 15 cities

    asked by Cyn
  157. Physics ~Work Kinetic Energy~

    1.)A ball (m 0.5 kg) starts from rest and has 300 J(joule) of work applied to it. a) what is the initial kinetic energy of the ball? b) what is the final kinetic of the ball? c) what is the final velocity of the ball? 2.)A boy is doing chin-up. If the boy

    asked by Isis
  158. math

    A set of integers has a sum of 420, and an average of 60. If one of the integers in the set is 120, what is average of the remaining integers in the set?

    asked by ja
  159. math

    a frame with a 19"permitter and 2"wide what is the length of this frame and what is the area.

    asked by ed
  160. math

    a frame with a 19"permitter and 2"wide what is the length of this frame and what is the area.

    asked by ed
  161. Math

    Estimate each sum and difference. 3 1/4 + 2 5/6 5 6/9 - 1 3/4 5 5/13 + 8 3/5 11 - 6 3/7 + 2 2/5

    asked by Robert
  162. apchemistry

    The numerical value of the concentration equilibrium constant for the gaseous reaction 2 SO2 + O2 *) 2 SO3 is 0.5 at temperature T. When a reactionmix- ture is brought to equilibrium, [O2] is found to be 2.0 M and [SO3] is found to be 10 M. What is the

    asked by cheri
  163. Social Studies

    Which area of Mexico is almost entirely at sea land? Yuacatan Peninsula? What is The name given given to the mountain range that covers most of mexico Sierra Madre Occidental

    asked by Jerald
  164. chemistry

    disappearance of NO in ...- Help!!!? The following data were collected for the rate of disappearance of NO in the reaction 2 NO(g) + O2(g) ¨ 2 NO2(g). Run: [NO](M) [O2](M) Initail Rate (M/s) 1 .0126 .0125 1.41 X 10^-2 2 .0252 .0125 5.64 X 10^-2 3 .0252

    asked by Hannah
  165. Math

    Ron painted part of a tiled section of his bathroom floor. the whole section was shaped like a rectangle. There were 35 square tiles in the section. How many tiles were in each row?

    asked by Shaun
  166. Chemistry

    Sample has 150 grams, 20 mL, and a density of 7.5 g/mL. If I double my sample size what would those values turn into?

    asked by Jonnnie
  167. Math

    Estimate each sum and difference. 3 1/4 + 2 5/6 5 6/9 - 1 3/4 5 5/13 + 8 3/5 11 - 6 3/7 + 2 2/5

    asked by Robert
  168. Physics ~Conservation of Energy~

    1.) At one point in its fall, an object (m=2.5 kg.) has a kinetic energy of 5 J(joule) and a potential energy of 10 J. a) what is the total energy of the system? b) what is the velocity at this point? The object continues to another point where its

    asked by Isis
  169. Physics

    How much energy is required to change a 58 g ice cube from ice at −1◦C to steam at 101◦C? The specific heat of ice is 2090 J/kg ·◦ C and of water 4186 J/kg ·◦ C. The latent heat of fusion of water is 3.33 × 105 J/kg, its latent heat of

    asked by Tiffany
  170. Physics

    You have collected exactly 2800 aluminum cans for recycling, each with a mass of 13.6 g. How much energy is needed to melt them if their initial temperature is 26.2◦C? Assume the specific heat, the latent heat and the melting point of aluminum are 899

    asked by Tiffany
  171. english

    Howard likes birds. simile or not simile?

    asked by james
  172. general chemistry

    A reaction involves fictional reagents A & B is begun with the inital concentration of 0.05M A and 0.01M B. The reaction reaches completion in 16 seconds. What is the initial rate of the reaction in respect to A? and what is the order in respect to B

    asked by anna
  173. Physics (As Level) 12 Grade

    2) An aircraft lands on a runway at a speed of 40 meters per second (ms^-1) and brakes to a halt in a distance of 860m. Calculate a) The Braking time. B) The deceleration of the aircraft.

    asked by Adam
  174. Chemistry

    Calories of heat absorbed by water = (Mass undergoing change)(Change in temp.)How much heat is needed to warm 125 g. of water from 25 degrees Celsius to 100 degrees Celsius. Thank you very much!

    asked by Larissa Jenkinson III
  175. Math

    Use a double or half angle identity to find the exact value of the following expression: if cos x= 4/5 and 270° < x < 360°, find sin 2x Please help! Thanks

    asked by mysterychicken
  176. Physics ~Conservation of Energy~ part 2

    1.) A 500 kg roller coaster is pulled to the top of a hill 45 m high and arrives at the top with a zero speed. a) how much work has done by the vhain to pull the car to the top? b) how much potential energy does it have at the top? c)What is the total

    asked by Isis
  177. H. CHemistry

    if the atmosphere can support a column of mercury 760 mm high at sea level, what height of a hypothetical liquid whose density is 1.40 times the density of mercury could supported?

    asked by Jenna
  178. algebra

    f(x)=x+4 is the answer (x+4)=0 x=4

    asked by Anonymous
  179. chemistry

    the helium in a 1.5L flask at 25degrees celcius exerts a pressure of 56.65kPa. How many moles of helium are in the flask?

    asked by amber
  180. Math

    Ms. Quon discovered that 40 students liked soccer, 20 liked basketball, 10 liked football, and 5 liked swimming. How many times as many students liked basketball as football? Soccer as football?

    asked by David
  181. Physics

    Calculate the kinetic energy that the earth has because of (a) its rotation about its own axis and (b) its motion around the sun. Assume that the earth is a uniform sphere and that its path around the sun is circular. For comparison, the total energy used

    asked by Ashley
  182. Chemistry

    How much heat energy, in kilojoules, is required to convert 36.0g of ice at 18.0C to water at 25.0C

    asked by Ashley
  183. Social Studies

    what Continent is Central america and the caribbean islands is considered to be part of north america?

    asked by Jerald
  184. Geometry

    You are given the cordinates of the four points A (6,2), B(2.4), C (-6, -2) and D (-2,-4). Show that the equation of the line DA is 4y-3x = -10 help please!!

    asked by Sal
  185. Science

    If ______ amounts of hot and cold water are mixed, the final temperature will b the _______ of the two _______ (beginning) temperatures.

    asked by Abby
  186. Math

    If Julie needs 3 1/4 cups of oatmeal, how many 1/4 cups oatmeal will shw use?

    asked by Ted
  187. ap chemistry

    The system CO2(g) + H2(g) *) H2O(g) + CO(g) is at equilibrium at some temperature. At equilibrium a 4.00 L vessel contains 1.00 mole CO2, 1.00 mole H2, 2.40 moles H2O, and 2.40 moles CO. How many moles of CO2 must be added to the system to bring the

    asked by cheri
  188. edu

    a major goal of any curriculum is to enable children to become a.divergent thinkers b.mature adults c. self- focused d.humanists I think a am i correct

    asked by kimmy
  189. Math

    Ron painted part of a tiled section of his bathroom floor. the whole section was shaped like a rectangle. There were 35 square tiles in the section. How many tiles were in each row? There are 7 rows

    asked by Shaun
  190. Physics

    As a tennis ball is struck, it departs from the racket horizontally with a speed of 28.2 m/s. The ball hits the court at a horizontal distance of 19.5 m from the racket. How far above the court is the tennis ball when it leaves the racket?

    asked by Dee
  191. number theory

    According to the Journal of Irreproducible Results, any obtuse angle is a right angle! Here is their argument. Given the obtuse angle x, we make a quadrilateral ABCD with DAB = x, and ABC = 90◦, andAD = BC. Say the perpendicular bisector toDC meets the

    asked by kay
  192. business math

    you deposit $1000 for 4 years at an interest rate of 2% if the interest is compounded quarterly how much would you have at the end of the fours years

    asked by Shed
  193. Math

    A 12LB ham contains 45 servings of meat. What is the rate in serving per pound?

    asked by Tammy
  194. Algebra

    The sum of two numbers is 19, and their difference is 55. What are the two numbers? Solving systems using elimination

    asked by Candy
  195. math

    Two similar rectangular gardens have a ratio of 2:3. If one side of the larger garden is 18 feet, how long is the corresponding side of the smaller garden?

    asked by Rick
  196. Algebra

    X-2y=-1 2x+y=4 solve each system using elimination. Tell whether the system has one solution, many solutions, or no solution.

    asked by Candy
  197. Government

    What was a major consequence of the decline and fall of the Roman Empire? A. the beginning of world trade B. an end to city-states C. the end of democracy D. the collapse of organized government I really think it's D but not sure..

    asked by Kingstone
  198. Math

    An open box is made from a square piece of metal by cutting out a 4 inch square from each corner and turning up the sides. Find the area of the original square if the box is to contain: A) 16 cubic inches And B) 400 cubic inches

    asked by Nikki
  199. Math

    5x-6 = 2x+12 It says x=3 but I don't understand how, can you you explain the steps for me?

    asked by Mike
  200. algebra

    Find the domain of the following: f(x)=x+4 so x is the domain so would the answer be -4?

    asked by Anonymous
  201. HELPPPP

    A______ is something a producer can do for a consumer I have no clue please help

    asked by ray
  202. Math

    Some syrup spilled on a checkerboard style table. The syrup covered some of the tiles. There were 36 squares on the table. How many of the squares had syrup on them?

    asked by Quan
  203. Math

    Dress rehearsal of the play was attended by 142 people. Opening night was attended by 238 people. How many people saw the two shows in all?

    asked by Shaun
  204. Calculus

    Use the disk method to find the volume of the solid formed by rotating the region bounded by y=2x and y=x^2 about the y-axis.

    asked by Liz
  205. neckles

    Neckles stamped with an c on an crown on top of the c can some one maybe tel me what is the meaning

    asked by jaco
  206. Statistics

    If the standard deviation of a sample is 4.3 for 28 data values, what would the standard deviation be fore the population from which the sample was drawn?

    asked by Leisa
  207. calculus

    Find the area of region bounded by the curves y=sin(pi/2*x)and y=x^2-2x.

    asked by Liz
  208. Algebra

    For the fundraiser, will sold 225 candy bars.he earns $1 for each almond candy bar he sells and $0.75, how many of each type of candy bar did he sell for the fundraiser? solving systems using elimination

    asked by Candy
  209. math

    Eight friends share three pizzas. How much pizza will each friend get? Explain your thinking words, numbers and models.

    asked by Kim
  210. 7th grade math

    what is the function of the following table: a tree that has a height of 12 feet will have a shadow of 10 feet

    asked by rose
  211. math

    $12000 at 6% compounded semiannually what is value after 21 yrs?

    asked by Anonymous
  212. Algebra

    2x+y=-5 3x-y=-10 solve system using elimination

    asked by Candy
  213. Physics

    A crate of mass 59 kg is attached to one end of a string, and the other end of the string runs over a pulley and is held by a person as in the figure below. If the person pulls with a force of 94 N, what is the crate's acceleration?

    asked by Josh
  214. math

    is 1/2 and 3/8 like fractions

    asked by shoahnur
  215. Physics

    A drag racer, starting from rest, speeds up for 393 m with an acceleration of +16.3 m/s2. A parachute then opens, slowing the car down with an acceleration of -5.51 m/s2. How fast is the racer moving 3.31E+2 m after the parachute opens?

    asked by L'dya
  216. History

    Answers: 1.)D 4.)C 1. In China’s civil war, the United States backed the Communists, led by Jiang Jieshi. the Communists, led by Mao Zedong. the Nationalists, led by Mao Zedong. the Nationalists, led by Jiang Jieshi. 4. What was one place on the globe

    asked by Deborah
  217. Geometry

    The points A,B,C,D have coordinates (3,3) (8,0) (-1,1) (-6,4) respectively. Find the coordinates of the point of intersection of the diagonals AC and BD? Help plZ!!!

    asked by Sal
  218. Physics

    A drag racer, starting from rest, speeds up for 393 m with an acceleration of +16.3 m/s2. A parachute then opens, slowing the car down with an acceleration of -5.51 m/s2. How fast is the racer moving 3.31E+2 m after the parachute opens?

    asked by L'dya
  219. How to Plug these values into the Arrhenius Formul

    A reaction has a rate constant of 1.23×10-4 s at 28 degrees C and 0.235 s at 79 degrees C. A: Determine the activation barrier for the reaction. B: What is the value of the rate constant at 15 degrees C? ------------- I know that I need to use the

    asked by Amy
  220. Biology

    What is a cross between plants that involves one characteristic called

    asked by Candy
  221. Math

    On a map, 3in. represents 12mi. If two roads are 1.25 in. apart on the map, how far apart are they in reality?

    asked by Tammy
  222. Arrhenius Question

    The activation energy of a certain reaction is 32.9 kJ/mol At 25 degrees C the rate constant is 0.0160 units s-1 units. At what temperature in degrees Celsius would this reaction go twice as fast? Given that the initial rate constant is 0.0160 s-1 at an

    asked by Amy
  223. Algebra

    Rational Expressions: I'll do my best to type the following correctly: x-5+ 14/x+4 divided by x+3- 2/x+4 Simplify, Step by step Please!

    asked by Vicki
  224. Math

    You have 3 equilateral🔻🔻🔻. You must move one to make 5 triangles.

    asked by Anonymous
  225. math

    sue had $5.65 worth of quarters and dimes. she had 3 more quarters than she had dimes. how many quarters does she have? how many dimes does she have?

    asked by Shelly
  226. physics

    How long does it take light to travel through a 3.3 mm-thick piece of window glass?

    asked by mike
  227. 3rdgrade,mat

    At 3 o,clok, the area between the hour and minute hands represent 1/4 of the clockface.What times would represent 1/2 and 1/3 of the clockface?

    asked by Most
  228. math

    marty ate 4/6 of his pizza and luis ate 5/6 of his pizza. marty ate more pizza than luis. how is this possible?

    asked by troy
  229. physics

    A particle has a charge of +2.2 μC and moves from point A to point B, a distance of 0.16 m. The particle experiences a constant electric force, and its motion is along the line of action of the force. The difference between the particle's electric

    asked by mageda
  230. Science

    How do you find the hours of daylight ?

    asked by Ana
  231. math

    bob decided use a poster to make a collage for his social studies project he filled 3/8 of his collage with pictures representing her culture and 1/3 of the collage with pictures representing her interests how much room is left on the whole poster board

    asked by demarcus
  232. economics

    The country of Arkanslavia had money supplies of 183 million arkollars in 2010 and 644 million in 2011. They have real output of 791 arkollars in both years. In Arkanslavia velocity was 7 in 2010 but changed to 5 in 2011. What is the difference in the

    asked by Seth
  233. Chemisty

    Determine how many calories are need to heat 30 grams of water from 10 degrees C to 30 degrees C

    asked by Ali
  234. Algebra

    Ms. Jones has two job offers as a car salesperson. At one dealership, she will receive $600 per month plus a commission of 2% of the total price of the automobiles she sells. At the other dealership, she will receive $1000 per month plus a commission of

    asked by Tucker
  235. Math

    Power reducing formulas can be used to rewrite 8sin^2 x cos^2 x as 1 - cos4x True? Thanks

    asked by mysterychicken
  236. Math 8 HELP!

    Multi-Step Equations Systems of Equations y = 2x - 4 y = x - 1 please help!!! :'(

    asked by Laruen
  237. math

    How much interest would a person have to pay on a $3250 loan at 5% for three years??

    asked by EJ
  238. science

    If I put a note card with words on it behind a jar of water why does part of the note card little different from the rest of the note card?

    asked by Alexis
  239. math

    Two similar rectangular gardens have a ratio of 2:3. If one side of the larger garden is 18 feet, how long is the corresponding side of the smaller garden?

    asked by Rick
  240. geometry

    Papa's Pizza charges $0.05 per square inch of pizza. Pizza is measured by the diameter. How much will pap's Pizza charge for a 7-inch, 10-inch, and 14-inch pizza? From your results, do you think this is how the p rice of pizza is determined? Explain.

    asked by Alexey
  241. pROBABILITY AND STATISTIC..HELP...................

    A small store installed a diesel-powered generator for emergency power outage because they function independently of electric power. The past history of the town indicates that on about 5% of days during summer the town loses electricity due to high winds.

    asked by Rrjey
  242. MATH 8 HELP!

    Y = -x + 10 y = x + 2

    asked by Lauren
  243. Government

    Who holds the decision-making power in a communist-run nation? A. the nation’s president B. the voters C. the Communist Party D. an elected legislature I would go for C, but not sure, might be A too.. thanks!

    asked by Kingstone
  244. physical science

    push a box across a tablewith a force of 5 newtons and the box moves 0.5 meters. how much work is been accomplished?

    asked by yesenia
  245. Math

    If secx = -3, and x lies in quadrant II find tan x/2 -√2 or √3/3?

    asked by mysterychicken
  246. phys

    The ammonia molecule has a dipole moment of . Ammonia molecules in the gas phase are placed in a uniform electric field with magnitude 1.1×106 . What is the change in electric potential energy when the dipole moment of a molecule changes its orientation

    asked by Anonymous
  247. math

    what is formula to show how much time it took car to travel 7km is .4hrs

    asked by sara
  248. Chemistry

    How many moles of carbon dioxide would be produced if 25 g of copper carbonate were completely decomposed by heating?

    asked by Nina
  249. Government

    A rebuilt bicycle is worth a certain amount because it takes that much labor to produce it. Who did Marx believe should be compensated for the bicycle? A. The laborer who rebuilt the bicycle should receive the value in full.. B. The laborer and the seller

    asked by Kingstone
  250. math 4 th grade

    In which total oes the digit 3 represent 3 tenths? a. 12 quarters, 2 dimes, 3 pennies b. 3 quarters, 5 nickles, 3 pennies c. 2 quarters, 3 dimes, 5 pennies d. 2 quarters, 8 dimes, 5 pennies

    asked by gaby
  251. math

    fill the sequence 8, 23, 44,74, 116 next two terms of sequence

    asked by mira
  252. algebra

    price of sneakers. Amy paid $102 for a paid of new balance 1122 running shoes during a 15%-off sale. What was the regular price?

    asked by theresa
  253. PreCalculus II

    perform the indicated operation (3sinx-2)(sinx+1) I need someone who can help me to understand what I am supposed to be doing with this problem, a step by step would be increasingly helpful so that I can apply it to other problems like this.

    asked by Amber Lance
  254. Phyiics

    Can u just explain how to do projectile motion and give examples of hroiontal velocityand displacement , verical velocity and displacement

    asked by Kim
  255. Latin Help Please

    These sentences have something to do with ablative of agent but I cannot figure them out. Quid ab his maleficiis sceleris abesse videtur? What wrong crimes...??? Erunt etiam altera bella atque iterum ad Troiam magnus mittetur Achilles. They were

    asked by Lia
  256. Chemisty

    If 1 gram of sugar is 4 Calories(kcal) how many calories are in one sugar cube

    asked by Max
  257. Math

    an investor invested a total of $3,100 in two mutual funds. One fund earned a 8% profit where the other earned 5% profit. If the investor's total profit was $209, how much was invested in each mutual fund?

    asked by Ang
  258. algebra

    An office supply store sells pens for $3 and notebooks for $5. Before school started, the store sold 12 more pens than notebooks and made $324. Which system of equations could be used to find the number of pens, p, and notebook, n that the store sold that

    asked by Anonymous
  259. physics

    a ramp was used to lift 25000kg block. block rose 2m in height traveling 30 m along the ramps surface how much uphill friction is needed to push it up the ramp at constant velocity?

    asked by Garnel
  260. Algebra

    Price of a calculator. Kayla paid $137.80, including 6% tax, for her graphing calculator. How much did the calculator itself cost?

    asked by theresa
  261. Algebra

    Price of a printer. Laura paid $219.45, including 5% tax, for an all-in-one color printer. How much did the printer itself cost?

    asked by theresa
  262. Algebra

    Unicycling. In 2005, Ken Looi of New Zealand set a record by covering 235.3 mi in 24 hr on his unicycle. After 8 hr, he was approximately twice as far from the finish line as he was from the start. How far had he traveled?

    asked by theresa
  263. physics

    you drop a marble from rest and after 1 second its velocity is 9.8 in the downward direction-what is the velocity after falling 0.5 secs?

    asked by Garnel
  264. US History

    In what why could the War of 1812 be considered the second American Revolution? Whould you categorize the War of 1812 as a unifying or conflict- including passage of history?

    asked by Darcy
  265. math

    carol works part time at 2 stores she earns 8.25 an hour at the flower shop, and 7.50 at a diner. last week carol earned 63.75. carol worked 5 hours at the flower shop, how many hours did she work at the diner?

    asked by bryce
  266. Math

    tom has a collection of 50 cds and nita has a collection of 38 cds. Each month tom adds two cds and nita adds four how many months will it take until they have the same amount?

    asked by Terri
  267. Chemistry

    If the freezing point of pure toluene is -95.15 oC and its freezing point depression constant is -8.38 oC/molal, what is the freezing point of a solution made by dissolving 39.338g of anthracene (C14H10) in 150.0mL of toluene? (Density of toluene =

    asked by Jaden
  268. Chemistry

    An object made of aluminum has a mass of 8.37g. When it was placed in a graduated cylinder containing 20.0ml of water, the water level rose to 23.1ml. Calculate the specific gravity of the object?

    asked by Jeannette
  269. Physics

    A vertical spring with a spring constant of 400 N/m is mounted on the floor. From directly above the spring, which is unstrained, a 0.30 kg block is dropped from rest. It collides with and sticks to the spring, which is compressed by 2.3 cm in bringing the

    asked by Aaron
  270. MATH

    the dimension of an aquarium are 20 inchs long ,14 inchs wide, and 18 inches high. if 231 cubic inches of water weighs 1 gallon, how many gallons of water are in the aquarium to the nearest gallon?

    asked by bryce
  271. math asap

    Purple gel costs 4.86 for 18 oz green gel costs 3 cents more per once how much for the green in a quart size bottle?

    asked by noahc
  272. science physic

    If a ball rolls down an inclined plane and picks up 4 m/s each second it rolls, its acceleration is

    asked by denise
  273. Biochemistry

    Do you add Nacl or HCL if your target buffer pH is 8, and the buffer is HEPES

    asked by Dan
  274. physics

    On Mars, the acceleration due to gravity is 3.71 m/s2. How far would a rock fall in 3 s if you dropped it on Mars?

    asked by Pete
  275. Algebra

    The height of a triangle is 8 m more than twice the length of the base. The area of the triangle is 32 m^2. Whats the height of the triangle

    asked by LaShawn
  276. Intermediate Macro Economics

    To complete the analysis, Chuck wants to know more about the revenue that he can generate from his farm. The price of corn, p(y), depends on how much Chuck produces. The price function is speci ed as p(y) = 3 0:05y c. The revenue that Chuck can generate

    asked by Stacie
  277. Physics

    The density of a gas at s.t.p is 1.3kg/m3. Find the density of the gas at -15 degree celcius and at a pressure of 8cmHg.

    asked by Esther
  278. History help please

    In what why could the War of 1812 be considered the second American Revolution? Whould you categorize the War of 1812 as a unifying or conflict- including passage of history?

    asked by Darcy
  279. Math

    Marty ate 1/4 of a pizza. Rob ate 1/5 of a pizza . How could rob eaten more pizza than Marty?

    asked by Kathy
  280. MATH

    hank completed 17 out of 20 passes he threw. what is the experimental probability that hank will NOT complete his next pass?

    asked by bryce
  281. social studies

    the only people that could vote in colonial new York were ________.

    asked by shoahnur
  282. math

    Can this be solved? Jenny has 11 coins in her pocket, all of which are either nickels or dimes. If the value of the coins is 754, how many of each type of coin does she have?

    asked by Vee
  283. calculus

    Use the disk method to find the volume of the solid formed by rotating the region bounded by y=2x and y=x^2 about the y-axis.

    asked by Liz
  284. math

    How is this problem solved? It takes Bobby 60 minutes longer to wax the car than it does his brother Kevin. Together it takes them 50 minutes to wax the car. How long does it take each working separately?

    asked by Vee
  285. Health

    what 2 categories does ecstasy belong to? Name five body organs that can be damaged by drug abuse?

    asked by Sam
  286. calculus

    Use the shell method to find the volume of the solid formed by rotating the region bounded by y=x^3, y=0, x=0, and x=2 about the line x=3.

    asked by Liz
  287. Statistics

    Suppose that, in fact, the blood cholesterol level of all men aged 20 to 34 follows the normal distribution with mean of u = 188 milligrams per deciliter (mg/dl) and standard deviation = 41 mg/dl. 1. Choose an SRS of 100 men from this population. What is

    asked by Zachovia
  288. Math/Physics

    What is an expression for the standing wave that is produced by adding the two waves (2.5 cm)sin[(3.0 m-1)x - (27 s-1 )t] and (2.5 cm)sin[(3.0 m-1)x + (27 s-1)t]

    asked by Scott
  289. college algebrea

    (3x)/(x+2)=9-(6)/(x+2)

    asked by hang
  290. General Science

    A power boat accelerates along a straight path from 0km/h in 10.0s.Find the average acceleration of the boat in meters per second.

    asked by K-Lynn
  291. Math

    The sum of the speeds of two trains is 720.5 mph. If the speed of the first train is 3.5 mph faster than the second train, find the speeds of each. Please help? Thanks!

    asked by cfaythe
  292. Physics

    If the seventh and fourth standing wave frequencies of a string differ by 144 Hz, what is the fundamental frequency of the string?

    asked by lindsey
  293. chemistry

    what is the volume of a cube that has the following measurements (length 20.0 cm, width 152 mm, height 0.458 m)

    asked by keysha
  294. math

    Purple gel is$ 4.86 for 18 oz green gel is 3 cents more per oz how much for the green gel in a quart size bottle?

    asked by noahc
  295. Math

    An airplane approaches a runway at a 3 degree angle of depresssion. If the plane is flying at 30,000 ft., find the ground distance from the airport to the point directly below the plane when the pilot begins the descent. Round your answer to the nearest

    asked by dan
  296. Math

    An airplane approaches a runway at a 3 degree angle of depresssion. If the plane is flying at 30,000 ft., find the ground distance from the airport to the point directly below the plane when the pilot begins the descent. Round your answer to the nearest

    asked by dan
  297. maths-urgently needed

    A manufacturer lists the price of the goods at Rs.240 per article. The wholesaler gets a discount of 25% on the goods from the manufacturer. The retailers are allowed a discount of 15% on the list price by the wholesaler. The prescribe rate of sale tax at

    asked by Anonymous
  298. math

    Identify the solution(s) of the system of equations, if any. a) (1, 0.5) b) (0, 5.1) c) (5,5.5) d) (5/11, -2/11)

    asked by monet
  299. math

    Identify the solution(s) of the system of equations, if any. x=1 y=1 a) no solutions b) (0,0) c) (1,1) d) infinitely many solutions

    asked by monet
  300. Chemistry

    How many molecules are there in 24 grams of FeF3 ? Can somebody please show me how i can get to the answer ? Thank you

    asked by Justin
  301. math

    Identify the solution(s) of the system of equations, if any. 2x+y=1 x-y=3 a) (3/4, -1/2) b) (-2, 10) c) (4/3, -5/3) d) (4, -7)

    asked by monet
  302. math

    Identify the solution(s) of the system of equations, if any. 3x-2y=6 5x=5-25y a) (28/13, 3/13) b) (-3/17, 32/17) c) (32/17, -3/17) d) (32/9, 7/3)

    asked by monet
  303. Chem

    .240g Benzoic acid is dissolved in water at 100C and crystals of it formed when cooled to 20C that weighed .172g. What is the percent recovery (given solubility of benzoic acid at 20C is 2.9mg/mL) I understand the %recovery equation, but am not sure how to

    asked by JaJa
  304. it

    Assume you have a computer that contains 1GB of memory. It contains four memory slots. Each slot can contain 128 MB, 256 MB, 512MB, 1 GB, or 2GB memory modules. two of the slots contains a 512MB memory module. What memory chip would you buy to increse the

    asked by Alexander
  305. Physics

    At the bow of a ship on a stormy sea, a crewman conducts an experiment by standing on a bathroom scale. In calm waters, the scale reads 180 lb. During the storm, the crewman finds a maximum reading of 235 lb and a minimum reading of 132 lb. Find the

    asked by Anonymous
  306. orgo

    A sample of naphthalene, which should be pure white, was found to have a grayish color after the usual purification procedure. The melting point was correct, and the melting point range was small. Explain the gray color.

    asked by J
  307. Math

    If the product of four tenths and six tenths is subtracted from the sum of four tenths and six tenths, what is the difference?

    asked by Michelle