1. Archives
  2. 2012
  3. January

Questions Asked on
January 9, 2012

  1. Physics

    Cheryl runs a race on a 400.0 m circular track. She starts running east of the starting line and then circles the track and falls, stopping 1.00 m west of the starting line. Her time is 80.0 s. What was her average velocity? I know the correct answer is

    asked by Pat

  2. math

    Given p is false, q is true, and r is false, find the truth value of the statementShow step by step work. Use keyboard shortcuts of --àfor →, < --- > for→, ↔, v for V, and˄For ˄.

    asked by kim

  3. Physics

    A pendulum has a period of 0.70 s on Earth. What is its period on a planet where the acceleration of gravity is about 0.31 that on Earth?

    asked by Jacob

  4. Physics

    You drive your car 2 km to the gas station, 4 km to the shopping mall to let your mother off, and 4.5 km back home. The trip takes 20 min. What is your velocity in m/s?

    asked by Pat

  5. Math

    How many line segments can be drawn between each 15 points? No three points are in straight line. Which five consecutive numbers equals 175? Farmer has ducks and cows in his farm. If all together t animals have 60 heads and 70 feet how many ducks and how

    asked by Bella bell

  7. Math

    What is the sum of the first 200 odd numbers? A rectangle has an area of 120 cm square we are trying to find possible perimeters. It's length and width are whole numbers. What are all the possibilities for the 2 numbers? Give next two terms

    asked by Brittany snow

  8. maths

    a ladder rests against a wall at an angle alpha to the horizontal its foot is pulled away from the wall through a distance a so it slides at bita making an angle bita with the horizontal show that a upon b=cos alpha-cos bita upon sin bita-sin alpha?

    asked by anurag

  9. science

    Finishing his ginger ale, Ramesh stands at the party holding his insulated foam cup that has nothing in it but 0.100kg of ice at 0 degree celsius. How much heat must be gained by the ice in order for all of it to melt? How much more heat must be gained to

    asked by Debra

  10. chemical equilibrium

    At a certain temperature, Kc = 0.914 for the reaction NO2 (g) + NO (g) N2O (g) + O2 (g) Equal amounts of NO and NO2 are to be placed in a 5.00 L container until the N2O concentration at equilibrium is 0.050 M. How many moles of NO and NO2 must be placed in

    asked by Anonymous

  11. Computing

    I need help with my hp530 laptop.i reloaded the os to winxp.the agp texture acceleration is disabled how can i fix these?thanks

    asked by Jimmy

  12. science

    A big plane mirror is fixed vertically on the back of bicyce. A boy standing in front of the mirror can see his image clearly in the plane mirror. The bicycle starts moving with the sepeed of 6 ms–1 and the boy also starts running with 4 ms–1 in the

    asked by PRAMIT

  13. math

    the base of a right cylinder is shown in the figure(not included). it is formed by describing semicircular arcs within the square upon the four sides as diameters. the square has 4 inches side. if the altitude of the cylinder is 12 inches, find the volume

    asked by gelai

  14. Math

    For 1985 through 1996, the number, C (in thousands), of videos rented each year in Moose Jaw can be modeled by C= 0.069(t^3+4t^2+37t+600) where t=0 represents 1990. During which year are 60.4 thousand movies projected to be rented? I'm not sure how to

    asked by Alice

  15. Chemistry

    The pH of sodium acetate/acetic acid buffer is 4.5 . Calculate the ratio of [CH3 COOH]/[CH3COO-]

    asked by Ethio

  16. Chemistry

    Please briefly explain why is bond energy defined only for gases? Thanks for your help again.

    asked by Ethio

  18. English

    What is meaning of limbo

    asked by Ajani lukman

  19. science

    A big plane mirror is fixed vertically on the back of bicyce. A boy standing in front of the mirror can see his image clearly in the plane mirror. The bicycle starts moving with the sepeed of 6 ms–1 and the boy also starts running with 4 ms–1 in the

    asked by aaaa

  20. math

    what is translate formula of P=4s,A=s tothe power,V=lwh

    asked by daiy

  21. geography

    i am doing a project on economic activities for geographyplease help me by giving me information today . right now i find 15 persons for our project and asks 7 question and find out answer from those persons and also make a 2 pie chart and graphs on the

    asked by shiv

  22. math

    write the missing radius or diameter. 1) d =________ r =21cm

    asked by angel

  23. math

    write the missing radius or diameter. 1) d =________ r =21cm

    asked by angel

  24. nursing ethics and law

    List two ethical dilemmas potentially faced by the Allen family in this simulation

    asked by john

  25. Prob Stats

    In one town, 61% of adults have health insurance. What is the probability that 6 adults selected at random from the town all have health insurance?

    asked by Kathy

  26. Prob Stats

    In one town, 61% of adults have health insurance. What is the probability that 6 adults selected at random from the town all have health insurance?

    asked by Kathy

  27. math

    write the missing raduis or diameter. 1) d =________ 5) d = 4 3/4 in r = 21cm r =_________ 2) d =_______ r = 26.3 dm 6)d = 3 yds r = 3) d =_______ r = 14 m 4) d = 18.4 ft r = __________

    asked by angel

  29. math

    write the missing raduis or diameter. 1) d =________ 5) d = 4 3/4 in r = 21cm r =_________ 2) d =_______ r = 26.3 dm 6)d = 3 yds r = 3) d =_______ r = 14 m 4) d = 18.4 ft r = __________

    asked by angel

  30. math

    write the missing raduis or diameter. 1) d =________ 5) d = 4 3/4 in r = 21cm r =_________ 2) d =_______ r = 26.3 dm 6)d = 3 yds r = 3) d =_______ r = 14 m 4) d = 18.4 ft r = __________

    asked by angel

  31. geography

    i am doing a project on economic activities for geographyplease help me by giving me information today . right now i find 15 persons for our project and asks 7 question and find out answer from those persons and also make a 2 pie chart and graphs on the

    asked by seibt

  32. geography

    i donot understand your answer drwls actually i feel difficulty in this project.please give me a hint how i prepare this and ialso feel difficulty in making pie chart

    asked by seibt

  33. Geometry

    MO bisects

    asked by Emily

  34. nursing

    Two ethical dilemmas potentially faced by a family whom the wife has colon cancer and the son is a 24 year downs. The wife mainly cared for him and the husband is lost and depression and has been drinking

    asked by john

  35. Fractions

    7/10 of a pound. She cut the block up into 7 equal slices. What was the weight of each slice of cheese?

    asked by Ayadra

  36. English

    I urgently need you to help me express the following sentences. Thank you. Express your agreement (?) with the statements listed below (Or Agree with..) 1) My friend doesn't like Maths. I've been to Spain. I got a bad mark in my exam. I haven't got any

    asked by Henry2

  37. math-calculus

    (5y)/(6y^2-7y-3)+(4y-3)/(2y^2-15y+18)consider nonpermissible values for the addition of this equation, the product of the nonpermissible values is. 5y/(2y-3)(3y+1)+(4y-3)(2y-3)(y-6) i not get what it asking for.

    asked by Shreya

  38. math-calculus

    (4)/(x-3)+(2)/(3-x) (4)/(x-3) + (2)/(-1)(-3+x) i factor out a negative 1 from 3-x. 4/(x-3)+ 2/(x-3) 6/x-3 it suppose to be 2/x-3 how i get that?

    asked by Shreya

  40. law and ethics -nursing

    What ethical dilema could a wife with cancer possibly face? What ethical dilema could her husband possibly face when he has depression that he doesnt treat? There son is a 24 year old whom has down syndrom and needs his parents for care.

    asked by john

  41. math

    When you buy auto insurance, you have a choice of buying a full coverage policy or a basic “state minimum” policy. The difference is what gets paid for if you cause an accident. A full coverage policy will pay to fix or replace your car after you pay a

    asked by anonymous

  42. Cosine question

    cos theta= .5 2cos theta= .5 how do you do this?

    asked by Diana

  43. computer sciece

    Let INFINITE PDA ={|M is a PDA and L(M) is an infinite language} Show that INFINITE PDA is decidable.

    asked by Tracy

  44. Trigonometry

    If sinA + sinB = a and cosA + cosB = b, find the value of tanA-B/2

    asked by Kewal

  45. passive voice

    Do you know him

    asked by satheesh

  46. algebra

    your problem with the oil slick is very helpful but all I need is A of the oil slick as a function of the time t. the radius in feet of the spread after t hours is r(t)= 200sqrt t.

    asked by Sara

  47. precalculus

    log5 (x+3)= 1- log5 (X-1) where do I start?

    asked by Sara

  48. Algebra 2

    the average amount of oranges in pounds eaten per person each year in the 6 can be modeled byunited states from 1991 to 1996 by 0.298x^3-2.73x^2+7.05x+8.45 where x is the number of years since 1991. Graph the function and identify any turning points on the

    asked by Eria

  49. writing sentences

    this is what i have so far and i need help: At DMD Medical Supplies, the employees have not been working together as a team. I feel this is the issue concerning the company to pay an extra $200.00 in overtime. The two employers I manage are Jack and Ruth.

    asked by Anonymous

  51. Math

    A square flower garden and a sidewalk around the garden have an area of 400 ft2. The sidewalk has a width of 3 ft. What is the length of one side of the flower garden?

    asked by Hope

  52. math

    Now let’s assume that 10 years from now you have a family and two children. You have a good job and are earning $30,000 a year. Your company has a $25,000 group life insurance policy for all employees. Most experts say you need to have 7 times your

    asked by tonya

  53. physics

    A hockey puck has a mass of 0.126 kg and is at rest. A hockey player makes a shot, exerting a constant force of 32.5 N on the puck for 0.16 s. With what speed does it head toward the goal?

    asked by Anonymous

  54. english grammar

    a or b) for each number as well as an explanation of why you made that choice. just need help explaining why? Answer A 4a. John has become a rather good actor. 4b John has became a rather good actor. Answer A 5a. Some athletes have taken drug tests to

    asked by na

  55. physics

    A hockey puck, mass 0.130 kg, moving at 40.0 m/s, strikes an octopus thrown on the ice by a fan. The octopus has a mass of 0.270 kg. The puck and octopus slide off together. Find their velocity.

    asked by Anonymous

  56. physics

    A football punter accelerates a 0.35 kg football from rest to a speed of 12.0 m/s in 0.30 s. What constant force does the punter exert on the ball?

    asked by Anonymous

  57. math

    The word “risk” is used often in insurance discussions. Assume you have an apartment and how likely you are to buy Renter’s Insurance?

    asked by peanut butter

  58. English

    In the following sentence, what kind of phrase is " to the library"? "I will be going to the library soon."

    asked by kevin

  59. English

    In the following sentence, what kind of phrase is " to play basketball"? "Porpoises have been to play basketball."

    asked by kevin

  60. English

    "Western Canada also gives us the part of the Kwakiutl Indians." direct object indirect object predicate nominative predicate adjective Choose the answer that correctly identifies the underlined word. (us)

    asked by kevin

  62. English

    "The grain of the western prairies is a major source of income." direct object indirect object predicate nominative predicate adjective Choose the answer that correctly identifies the underlined word. (source)

    asked by kevin

  63. English

    In the following sentence, what kind of phrase is "Moving away"? "Moving awat made my little cousin sad." prepositional gerund infinitive participle

    asked by kevin

  64. Chemistry

    how do you know the stronger dipole moment between molecules? My question came from this: to determine what has a stronger dipole dipole moment, you need to find out what of the molecules has stronger dipole moment... Thanks.:)

    asked by ice

  65. physics

    A person jumps off a diving board 4.6 m above the water's surface into a deep pool. The person's downward motion stops 1.6 m below the surface of the water. Estimate the average deceleration (magnitude) of the person while under the water.

    asked by Anonymous

  66. English

    What is the tense of the underlined verb in the following sentence? "I will be studying his painting techniques this summer." present emphatic present perfect progressive future progressive present progressive under lined verb ( will be studying)

    asked by kevin

  67. English

    What is the verb mood of the sentence? Wear your coat when you are in the snow. indicative mood imperative mood subjunctive mood

    asked by kevin

  68. math

    what is the probability that that one of my two picks is selected in NY State's Take 5 - (5) numbers are selected from a set of 39 without replacement

    asked by Paul

  69. English

    I urgenlty need to know if the following exercise is possible. Thank you. (Can you suggest a site with exercises on "have to"/ "must" and/or "should" for intermediate students? What about adjectives followed by prepositions?) Thank you. 2. Complete with a

    asked by Henry2

  70. Physics

    Hello, During a lab where you race 2 cars downward on a 30* angle slope, we got graphics of the different energies in play. (Gravitational, kinetic and Total in depending on time). Afterwards, we need to answer this question: Calculate non-conservative

    asked by Jimmy

  71. law and thics in nursing

    What ethical/legal issues or dilemmas could occur with an adult down syndrom child that parents can no longer care for him/her.

    asked by Anonymous

  73. physics

    Mr.FIsher can kick a 2 kg football upwards at 20m/s, how high does the football travel?

    asked by Anonymous

  74. algebra

    a number cube is rolled 10 times. an even number comes up 6 times. what is the experimental probability of an even number coming up?

    asked by frankie

  75. math

    Which of the following would be the safest investment, where there is NO chance of losing your money? A. savings account B. mutual fund C. municipal bond D. low risk stock I think it is A.

    asked by anonymous

  76. Science

    Object distance, image distance, and radius of curvature are ____ for curved mirrors. interdependent independent directly related unrelated A _________(__________ A B ( F In the diagram shown above, the image of object A would be (The diagram may be a bit

    asked by Anonymous

  77. principle of management

    A manager at a grocery store is trying to figure out why an employee recruitment effort is not performing as expected,this is an example of : a)planning b)organizing c)leading d)controlling Is a) right answer ?THANK YOU

    asked by vedrana

  78. math (Caluclas)

    A spherical ballon is leaking air at 2 cubic inches per hour.l How fast is the ballons radisu chancing when the radisu si 3 inches.

    asked by Jordan

  79. 6th grade math

    My son has this homework and I am all confused... the paper says to think back to the experiment you just designed to test the Best Wheels Bike Shop's new super titanium wheel bearings. He did not do this experiment which leads me to believe this is just a

    asked by m

  80. calculus

    A spherical balloon is leaking air at 2 cubic inches per hour. How fast is the balloon's radius changing when the radius is 2 inches.

    asked by Jordan

  81. 6th grade math-ms. sue

    MS. Sue here is exactly what the paper says- think back to the experiment you just designed to test the Best Wheels Bike Shop's new super titanium wheel bearings. Can you be sure that your results are due to the new bearings and not something else? That

    asked by m

  82. help ss !!!!!!!!!!!!!!!

    1.What did the american colonists hope to achieve through independence? a. justice and equality b. religious freedom 2 What kind of people do you think the colonists were if they " vowed never to submit" a. Obedient and loyal b. Brave and stead fast and

    asked by Zack

  84. English

    hey, I have to write an essay about ''challenges posed by differing concepts of health held by healthcare professionals and the general public'' I don't really know what to talk about. I started by explaining what health is but what challenges might be

    asked by Caroline

  85. Physics

    1. If a mass on a spring and a pendulum have the same period on the moon where the gravity is about 1/6 of its value on the Earth, which one will run faster on the Earth? a. The mass on the spring. b. The pendulum. c. They will both run the same. d. It

    asked by Ben

  86. math (Calculus)

    A circular pulley with a radius of 10 cm is turning at 12 revolutions per minute. How fast is a point on the edge of the pulley rising when it is 5 cm higher than the center of the pulley?

    asked by Jordan

  87. social studies

    What is a limited government

    asked by Billy

  88. Science

    A glass window 0.50 cm thick measures 86 cm by 31 . How much heat flows through this window per minute if the inside and outside temperatures differ by 17 ? Express your answer using two significant figures. Q/t=_________kJ/min

    asked by Chris

  89. Social Studies

    What is Wyoming's state motto?

    asked by Jaycee

  90. 5th grade math

    rewrite each pair of fractions as equivalent fractions with a common denominator? 2/3, 3/4

    asked by Alexia

  91. healthcare management

    Many American hospitals have wound up employing family practice physicians or establishing contract management arrangements for their practices. Most hospitals that employ doctors have found that they are losing money on office operations. In essence, the

    asked by donna

  92. Help Math

    A circular pulley with a radius of 10 cm is turning at 12 revolutions per minute. How fast is a point on the edge of the pulley rising when it is 5 cm higher than the center of the pulley?

    asked by Jordan

  93. healthcare management

    Hospice is a very important part of community health, but it is often an underutilized service in the community. Why do you think that is the case? As a hospital or clinic CEO, how would you address an underutilization problem with hospice services in your

    asked by donna

  95. Calculus (Help please)

    A tank has the shape of an inverted circular cone with a base radius of 5 meters and a height of 20 meters. If water is being pumped into the tank at 2 cubic meters per minute, find the rate at which the water level is rising when the water is 7 meters

    asked by Jordan

  96. History

    What do all of these former Presidents have in common? Abraham Lincoln,John F. Kennedy,James Garfield,and Franklin Roosevelt

    asked by Alex

  97. math

    write a description of an array of stickers using the product of 3*15.

    asked by esha

  98. physics

    The refractive indices of materials A and B have a ratio of nA/nB = 1.38. The speed of light in material A is 1.25 108 m/s. What is the speed of light in material B?

    asked by Anonymous

  99. physcs

    A spotlight on a boat is y = 2.7 m above the water, and the light strikes the water at a point that is x = 8.6 m horizontally displaced from the spotlight (see the drawing). The depth of the water is 4.0 m. Determine the distance d, which locates the point

    asked by Anonymous

  100. Please Help!!!!!!

    Decide whether the following problem can be solved using precalculus, or whether calculus is required. If the problem can be solved using precalculus, solve it. If the problem seems to require calculus, explain your reasoning and use a graphical or

    asked by Anonymous

  101. math

    ms nikkel wants to divide her class of 23 students into 4 equal teams.IS THIS REASONABLe why or why not

    asked by Anonymous

  102. math

    what combination of fractions using 1,2,3,4,5,6,7,8,9,0 equals 1?

    asked by Anonymous

  103. Math (Calculus)

    A tank has the shape of an inverted circular cone with a base radius of 5 meters and a height of 20 meters. If water is being pumped into the tank at 2 cubic meters per minute, find the rate at which the water level is rising when the water is 7 meters

    asked by Jordan

  104. Math (Calculus)

    A tank has the shape of an inverted circular cone with a base radius of 5 meters and a height of 20 meters. If water is being pumped into the tank at 2 cubic meters per minute, find the rate at which the water level is rising when the water is 7 meters

    asked by Jordan

  106. help

    what do tanzania men and children wear?

    asked by esha

  107. World History

    What was the cause of the peloponnesian war ? A. Greeks sought revenge for the persian wars B. Sparta wanted control of the powerful athenian army C. A spartan murdered the athenian ruler pericles D. Many Greeks outside of athens resented athenian

    asked by sarah

  108. Maths

    A satellite takes 93.8 minutes to orbit the earth. If the diameter of the earth is 12740km approximately and the satellite is at a height of 32km above the earth's surface, find the average speed of the satellite in km/h Working out please

    asked by Math's Noob

  109. World History

    Plato rejected democracy because of the executionof socrates. Why did Plato's student, Aristotle, reject democracy ? A. He felt reason should be left to politicans, not the people B. He thought it would lead to mob rule C. He distrusted a single strong

    asked by sarah

  110. pre calc

    Over the course of a year, the number of hours of daylight in Australia is modelled by H=12+3 cos(2pi/365 *t) where t is the time in days and T is the number of daylight.

    asked by jim

  111. physics

    A bullet is fired horizontally with a velocity of 250 m/s from the top of a building 100m high. Find the Horizontal and vertical velocities of the bullet when it reaches the ground, the resultant velocity, the horizontal displacement, the net displacement,

    asked by ellah

  112. physics

    A bullet is fired at an initial velocity of 300 m/s from the top of a cliff 150 m high. Find the initial horizontal and vertical components, horizontal and vertical displacement, displacement upon reaching the ground.

    asked by ellah

  113. physics

    In the figure below, suppose that the angle of incidence is θ1 = 29.7°, the thickness of the glass pane is 5.46 mm, and the refractive index of the glass is n2 = 1.52. Find the amount (in mm) by which the emergent ray is displaced relative to the

    asked by Anonymous

  114. physics

    A baseball is struck by a bat and 3 second later it is caught 30 ma way. If it is one meter above the ground when struck and caught, find the greatest height it reached above the ground.

    asked by ellah

  115. physics

    A spotlight on a boat is y = 2.7 m above the water, and the light strikes the water at a point that is x = 8.6 m horizontally displaced from the spotlight (see the drawing). The depth of the water is 4.0 m. Determine the distance d, which locates the point

    asked by Anonymous

  117. English

    I urgently need you to check if the following exercise are appropriate. Thank you. 1. Complete with the correct form of must or have to. I... go on a school trip but I wanted to. 2. ....you ....leave early tomorrow? 3. You ....go to that club. It’s

    asked by Henry2

  118. Math

    Lyle wanted change for a $100 bill. He wanted at least three $20 bills, one $10 bill, one $5 bill and seven $1 bills. What is the least number of bills Lyle could have received? A. 18 B. 16 C. 17 D. 15 I don't get how to get the answer

    asked by Jaycee

  119. math

    what combination of fractions using 1,2,3,4,5,6,7,8,9,0 equal 1?

    asked by waatr1

  120. Steve and Reiny

    A tank has the shape of an inverted circular cone with a base radius of 5 meters and a height of 20 meters. If water is being pumped into the tank at 2 cubic meters per minute, find the rate at which the water level is rising when the water is 7 meters

    asked by Jordan

  121. physics

    A 900-kg car is moving at 27.6 m/s. A braking force of -4320 N is applied for 4.60 s. What is the velocity of the car when the brakes are released?

    asked by Addie

  122. principle of management

    A team manager is resolving the conflicts that exist among the members of his team in an organization,this is example of: A)PLANNING B)ORGANIZING C)LEADING D)CONTROLLING IS C) RIGHT ANSWER?THANK YOU:)

    asked by vedrana

  123. english

    1. What roles do the adults or older figures play in the lives of the various narrators? Select a figure from each of the four memoirs and write one sentence answering the question for each memoir.

    asked by roberto

  124. English

    I forgot to include the following sentences. Thank you. I wanted to include an exercise on vocabulary related to kitchen equipment. Can you please help me find examples? I think I should improve my exercise. 1) Complete the following sentences with a

    asked by Henry2

  125. World History

    How did conquests and control of trade routes benefit rome by about 133 B.C.? A. Conquests and control of trade routes improved the lives of small farmers. B. Conquests and control of trade routes reduced unemployment throughout the region. C. Conquests

    asked by sarah

  126. spelling

    HELP! i need the synonym for deficit. It has to end in or\ore

    asked by Mich W.

  128. English

    is this poem good for my poetry class? All I Want is Us When nothing else remains, I want to know if you’ll stand by my side. If you’ll be the light of my path when the sun shuts down. I want to know if you’ll mend my soul and patch up my bleeding

    asked by Jahnay

  129. ENGLISH(romeo & Juliet)

    What is the plan the nurse brings back from Romeo? is it this ? The nurse determines to get a ladder, which will allow Romeo to climb into Juliet’s room that night—because they will be married then and will do what married people do.

    asked by LISA

  130. World History

    How did pachacuti the sapi inca dominate an immense empire from his small kingdom in cuzco? A. His army had better weapons and received intense training B. People in the region thought he was the embodiment of the god zeus C. After he had subdued

    asked by sarah

  131. geometry

    a company logo is a rhombus with4-cm sides and angles of 60 degrees and 120 degrees. find the angle measures and side lengths if the logo is changed as follows

    asked by megan

  132. World History

    During the empire the roman legal system contributed to : A. The outbreak of cival war B. Further conquests C. The downfall of the emperor D. Unity and stablity I got D. Which of the following statements generally describes romes attitude towards the jews

    asked by sarah

  133. Algebra 1

    Am i on the right track? radical of 3 times radical of three= radical of 9? radical of 2x times radical of 2x= radical of 4x^2? radical of 14 times radical of 2= radical of 28?

    asked by Jahnay

  134. chemistry

    Consider the following two reactions: 5 Fe2+(aq)+MnO41-(aq)+8 H1+(aq)-->5Fe3(aq)+Mn2+(aq)+4 H2O(l) 2 MnO41-(aq)+5 C2O42-(aq)+16 H1+(aq)-> 2 Mn2+(aq)+CO2 g)+8 H2O(l) Both of these reactions result in the purple permanganate (MnO41-(aq)) ion reacting to form

    asked by sailor

  135. World History

    The effect of a new greek middle class emerging and challenging nobles for power was : A. Athenians appointed solon to make reforms B. A form of government called an olligarchy emerged C. The government moved toward democracy D. Economic reforms were

    asked by sarah

  136. math

    how do i show my work for, 5+10/(1*(8+6)-4=6 ya i know the answer but i wanna know how to show my work.

    asked by karla

  137. algebra

    selling prices of homes can depend on several factors such as size and age the table shows the selling price these data may be modeled by the equation P=a+ba+cs Price (P) Age (A) Size(S) 190 20 2 320 5 3 50 40 1 (a) write system of linear equations whose

    asked by Anonymous

  139. World Hisory

    Which of the following reflects the influence of middle american civalization on North American culture ? A. Iroquois League B. Potlatch C. Cahokia temple mound D. Dog sleds I got C. Nezahualcoyotl was considered an outstanding leader for all the following

    asked by sarah

  140. geometry

    what is the sum the measures of an octagon.

    asked by christopher

  141. World history

    How did the romans view greek culture, such as art, liturture, and philosophy, during the Greco-Roman period of civalization? A. The romans believed it was substandard B. The romans believed it will anger the gods and lead to mass distruction of there way

    asked by sarah

  142. precalculus

    find the exact value of the following logarithm. Use the properties of logarithms show all work. log2 34-log2 17 (Those are little two's)

    asked by Sara

  143. precalculus

    use transformation to graph the following function - state domain, range and horizontal asymptote f(x)= e^5x.

    asked by Sara

  144. precalculus

    the following function is one-to-one find its inverse. find domain and range of f and f^-1 show work f(x)=^3sqrt(x-3)

    asked by Sara

  145. precalculus

    given the function y=2-log(x) find domain, determine vertical asymptote and show work.

    asked by Sara

  146. math

    "A 12-pack of cinnamon scented pencils sells for $3.00 at a school booster club sale. What is the sales tax rate if the total cost of the pencils is $3.21?" what is the answer and how do you show the work?

    asked by Unknown

  147. precalculus

    solve the following equation show all work log4(x-4)= -1.

    asked by Sara

  148. precalculus

    write the expression as a sum or difference of logarithms. express powers as factors show all work log4 sqrt pq/7

    asked by Sara

  150. Science

    What can photosynthesis be affected by? I think like, how much water a plant receives, the concentration of carbon dioxide in the air, and the weather (how much sunlight). Is this right?

    asked by Cate

  151. precalculus

    solve the following exponential equation. show all work. 4^(4x+2)= 1/64

    asked by Sara

  152. Math

    Tell whether the linear system has ONE SOLUTION, NO SOLUTION, or INFINITELY MANY SOLUTIONS. 4x-y=2 -x+3y=9

    asked by Izzy

  153. MEDICAL CODING

    A HOSPITAL BASED WOUND CLINIC CFHANGES DRSSING ON UPPER AND LOER EXTREMITIES FOLLOWING SECOND-DEGREE BURNS TO BOTH ARMS WITH NO ANESTHESIA. WHAT CODES ARE ASSIGNED FOR THIS SERVICE?

    asked by Anonymous

  154. chem

    1) Does a fire burning in a fireplace represent an equilibrium situation? Why or why not? 2) Does the following represent a equilibrium situation? Liquid mercury and mercury vapour are found in a thermometer.

    asked by maria

  155. Chemistry

    The standard enthalpy of formation of Al3-(aq) is -538.4kJ/mol. How much heat is evolved when 0.3724 g of Al(s) reacts with excess hydrochloric acid?

    asked by Kelsey

  156. MATH D:

    Evaluate "8x" when x=5/7. Express in simplest form

    asked by Hey[:

  157. physics

    A football punter accelerates a 0.35 kg football from rest to a speed of 12.0 m/s in 0.30 s. What constant force does the punter exert on the ball?

    asked by Anonymous

  158. physics waves transverse longitudinal

    i real stuck on this and i really want explanations please. in which sprind do transverse waves travel faster, small diameter spring or slinky? i think this be the transverse waves but i not know how to explain why. in which spring do longitudinal waves

    asked by Shreya

  159. help !!!!!!!!!!!!!!!!!!!!!

    what are the benefits of exercise?

    asked by Zack

  161. guess and check sheet

    denzil list starts with the light show. Could the list start with the space first?

    asked by shaniah

  162. social studies

    Before the republicans of the empire what group of people expanded it from the north italy to excompass rome

    asked by glenn

  163. MATH D:

    5 2/3 - 4 5/6 = ___ ? Express in simplest form

    asked by Hey[:

  164. algebra

    the expressions below is used to find the cost of x to pay 10x +3 what is the total cost for 4 tickets

    asked by jahnika

  165. help !!!!!!!!!!!!!!!!!!!!!

    what are the benefits of exercise?

    asked by Zack

  166. science

    A baseball with a mass of .8 kg is traveling at a velocity of 11.8 m/s. what is it kinetic energy

    asked by glenn

  167. does any1 help with english! :-)

    what are the literary elements in my poem? i just wrote it i didn't think about that and now i need to find some but all i can see is alliteration. PLEASE HELP

    asked by Jahnay

  168. Math

    Need to know the number possible of outcomes.If you spin a spinner with sections A,B,C,D ,and E and two coins are tossed

    asked by Linda

  169. chem

    What is the name origin of plutonium? What is its crystal structure? What is the atomic number? Is it radio active or synthetic? What is its classification? What is its uses? Where is it obtained from?

    asked by lizzy

  170. MATH D:

    Evaluate "12x" when x=5/6. Express in simplest form.

    asked by Hey[:

  172. physics

    A child and sled with a combined mass of 59.0 kg slide down a frictionless slope. If the sled starts from rest and has a speed of 3.40 m/s at the bottom, what is the height of the hill?

    asked by ann

  173. world history

    Why have the u U.S. And foreign companies built factories in Mexico

    asked by Tayler

  174. 6th grade science

    organs are made up of two or more ____ that works together. my answer was tissues

    asked by kate

  175. math

    Okay so i here is the problem......find the unit rate. I don't remember how to solve for the unit rate. Help me please i have a quiz tomorrow.

    asked by kayla

  176. geometry

    you are standing 12ft from a cylindrical corn syrup tank the distance from you to a point of tangency on the tank 35ft what is the radius of the tank

    asked by Johnathan

  177. geometry

    what is the maximum broadcasting radio from a radio tower 1800ft tall the radius of earth is 3960 miles and you can assume thtat the ground around the tower is nearly flat

    asked by Kenny

  178. social studies

    What event set precedence That alleviated the problem of having no law of succession in the empire

    asked by glenn

  179. ALGEBRA (SQUARE ROOT HELP)

    am confused how would u do this 3√(3)

    asked by LISA

  180. History-Ms.Sue

    What were Rosa Parks Shortcomings? I'm struggling trying to find something. Thank you

    asked by Samantha

  181. English

    I realized I included a wrong sentence in my previous post. 1)I ………………(had to) go on the school trip but I wanted to. I'm posting a few more sentences I hope you can still check today! 2) The woman in the bottom left (Can I say that when

    asked by Henry2

  183. math

    How much money must be invested at 6.3%/a simple interest to earn $250 in interest each month

    asked by Annie

  184. Math; PLEASE HELP.

    Tell whether the linear system has ONE SOLUTION, NO SOLUTION, or INFINITELY MANY SOLUTIONS. 4x-y=2 -x+3y=9

    asked by Izzy

  185. math

    A rock with weight of 388 n is on a cliff 1800 m high above head.l bull with a mass of 450 kg is running toward you at a speed up 5.2m/s which is more dangerous (term of energy ) defend your answer

    asked by glenn

  186. 6th grade science

    which of the following lists all the levels of organization in a multicellular organism from the lowest level to the highest level? A)tissues and organ systems B)organ systems,tissues,organs,and cells C)tissues,cells,and organs D)cells,tissues,organs,and

    asked by kate

  187. Math #2

    Sue's average for 9 games of bowling is 108. What is the lowest score she can receive for the tenth game to have an average of 110.

    asked by Linda

  188. social studies

    What event set precedence that alleviated the problem of having no of succession in the empire roman

    asked by glenn

  189. chemistry

    What is the mass of 4.54 10-2 moles of zinc chloride (ZnCl2)?

    asked by Sean

  190. math

    Alegbra-Find the missing measurement 5 in. plus blank = 1ft 47cm plus blank = 1m

    asked by stephanie

  191. social studies

    What civilizations shaped early Europe?

    asked by Brianna

  192. physics

    What happened to the potential energy of an object as it begins to fall? What effort does this have on the mechanical energy?

    asked by glenn

  194. calc

    what is (x^2-8x+3) factored?

    asked by haleigh

  195. socials

    i have to identify problems associated in india with education. what the problems are and success it have. i actually not been to india only pakistan. i think problem be that large population, large birth rates, fertility rate is large. literacy rate is

    asked by Mohammad

  196. triginomitry

    A cottage under construction is to be 12.6 meters wide. The two sides of the roof are to be supported by rafters that meet at a 50 degree angle.How long should the rafters be?

    asked by Missy

  197. socials

    problems associated with Rwanda (migration) - internal, external i think problem be that some people be poor so they get health problems (diseases)parents not able to feed kids. environment problems, water polluted, forests suffer trees get cut down.

    asked by Mohammad

  198. Chemistry

    Use your value for the heat of neutralization, ∆H, -9490, to determine the amount of heat evolved when 10.00mL of 0.4091 M HCL reacts with 10.00mL of 0.4037 M NaOH.

    asked by Kelsey

  199. math

    Change the unit 50dm = blank cm 4,600 m = blank km

    asked by stephanie

  200. socials

    problems associated with China (legislation-laws) i only find one problem that be that all people not have same access to resources. basic schooling for some/education difference. the only success i think is that there be different lifestyles.

    asked by Mohammad

  201. calculus

    A projectile is shot upward from the surface of the Earth with an initial velocity of 120 meters per second. What is its velocity after 5 seconds?

    asked by Dydy

  202. physics

    A baseball with a mass .8 k g is traveling at a velocity of 11.8m/s. what is it kinetic energy. Round your answer to the nearest tenth.

    asked by glenn

  203. Geography

    What political changes swept through Europe during the second half of the twentieth century?

    asked by Craig

  205. physics

    How are potential energy and kinetic energy similar. How are they different (thank you)

    asked by glenn

  206. Pre-Calc-Please check

    I have three questions: 1. What is the remainder of (x^3 + 2x^2 - 5x+4) /(x-3) I think the answer is 34?? 2. Evaluate (4+5i)(2+2i) =4(2) +4(2i) + 5i(2) + 5i(2i) = 8 + 8i + 10i+10i^2(-1) =-2 + 18i 3. Using Rational Roots Theorem, list all possible rational

    asked by Julia

  207. math

    How long would you have to invest $5300 at 7.2%/a simple interest to earn $1200 interest

    asked by Annie

  208. math

    3cm triangle,9cm triangle, 27cm triangle, If the pattern continues,and a fourth triangle is drawn,what would be the length of a side?

    asked by andrew

  209. Math

    Use each number only once. Write and solve the subtraction problem with the greatest difference. 1 2 4 5

    asked by Andi

  210. calculus

    use to postion function s(t) = -4.9t^2 + vt + s for free-falling objects to estimate the height of a building, a stone is dropped from the top of the building into a pool of water at ground level. How high is the building if the splash is seen 6.8 seconds

    asked by Dydy

  211. Math

    what would the derivative of xe^(1/x^2) be? i got x(xe^-2(x^(-2))-1)) + e ^x^(-2) steps too please. Thank you

    asked by Amy

  212. physics

    A 0.5 Kg mass is supported by a SPRING . The system is set in vibration at its natural frequency of “ 4 Hz “ with an amplitude of “ 5 Cm “ . Find the spring constant .

    asked by sand

  213. Physics

    A skier of mass 71.0 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 62.2 m up a 37.0 slope (assumed to be fric- tionless) at a constant speed of 2.0 m/s? The acceleration of gravity is 9.81 m/s2 .

    asked by Aly

  214. english

    Could someone check my answers please?From "When Grees Meets Greek" 1) What can you conclude from the wording of the following text? "One morning Ramkilawansingh(after this, we calling this man Ram) was making a study of the noticeboards along Westbourne

    asked by jason

  216. physics Waves

    in which spring do transverse waves travel faster, small diameter spring or slinky? i think this be the transverse waves but i not know how to explain why. in which spring do longitudinal waves travel faster? i think that be the small spring because it

    asked by Shreya

  217. Math #Help Meee!!!!!!!!

    |n|+3=7

    asked by Jordan

  218. Algebra II

    I'm not sure if this is even close to how I should solve ths Rewrite 9x^2 + y^2 + 36x-6y+36 = 0 9(x^2 + 4x+4) + y^2 - 6y+9 = -36 + 36 + 9 9(x+2)^2/9 + (y-3)^2/9 = 1 =(x+2)^2 + (y-3)^2/9 = 1

    asked by Thomas

  219. calculus

    use to postion function s(t) = -4.9t^2 + vt + s for free-falling objects to estimate the height of a building, a stone is dropped from the top of the building into a pool of water at ground level. How high is the building of the splash is seen 6.8 seconds

    asked by Dydy

  220. math

    What is mechanical energy

    asked by glenn

  221. English

    1)Read the passage below from "No Dogs Bark" and select the one that best represents imagery in the story. a)"Now and then he seemed to sleep." b)"The old man backed ou to a thick wall and shifted load but didn't let it down fron his shoulders." c)"The

    asked by Brandon

  222. Math find product quotient

    Can you pls check these: 3/8 * 2/5 = i got: 3/20 1/4 of 4/5 i got: 1/5 5/6 of 30/1 i got: 5 2 7/8 * 4/5 i got: 2 3/10

    asked by marko

  223. Math - Expected Value

    If you select a chip at random from a jar with 7 red, 2 green and 1 blue chip. If the chip you pick is red, you win $10,000, if it is green, you wil $20,000 and if it is blue, you lost $100,000. What is your expected value of this game?

    asked by PK

  224. math

    There are 27 feet of one kind of fabric left for sale. How many inches of the fabric are there? A 2.7 in B.270 in C. 9 in D. 324 in

    asked by stephanie

  225. math

    Mark ran 0.545 kilometers. How many meters did he run? A. 54m B. 54.5m C. 545 m D. 5,450 m

    asked by stephanie

  227. geometry

    what can you tell me about the remaining parts of the triangle?

    asked by gaby

  228. math

    How are potential energy and kinetic energy similar? How are they different. Thank you

    asked by glenn

  229. physics

    Joe stands on a bridge kicking stones into the water below. If he kicks a stone with a horizontal velocity of 2.60 m/s, and it lands in the water a horizontal distance of 8.10 m from where Joe is standing, what is the height of the bridge? Enter m as unit.

    asked by tyler

  230. english

    1)In "The Love Song of J. Alfred Profrock," what mood is created by a setting in which the central character is concerned with the direction of his life? a)cheerful and exhilarating b)introspective and indecisive* c)honey and reassuring d)impersonal and

    asked by Jimmy

  231. ece

    can someone help me with this please!!! only serious peoples need to apply with no nonsense negative people. 1. two important factors to consider when making a music selection are variety and a.quantity b.quality c.mood d.rhythm 2.the best means of helping

    asked by denise

  232. Fine Arts

    I am doing a report on the original comic book Captain America. I need to know the author, publishing date, info that pertains to the comic. Does anyone know where i can find it?

    asked by Anna

  233. math

    white 3 differents ones numbers you could add to 15 without to regroup

    asked by katherine

  234. Math

    how would e^(x^(-2)) + [x(e^(x^(-2))(-2x^(-3)] simplify to be [e^(x^-2)]/x^2 ? I tried simplifying it but i can't seem to get the answer...(wolframalpha gave the wrong answer...)

    asked by Amy

  235. social studies 7th gr

    topic canada what are some major culture groups in Canada? why does Canada have two oficial languages?

    asked by marko

  236. math

    change the unit 800 cm = blank m

    asked by stephanie

  238. math

    Explain how to change 3.8 meters to millimeters.

    asked by stephanie

  239. Fractions

    Yolana worked 1 1/2 hours raking leaves. Keaton raked leaves for 45 minutes. What fractional part of Yolana's time did Keaton work? A. 1/45 B. 15/45 C. 1/2 D. 3/4

    asked by SuJag

  240. English

    1) The following passage is an example of which literary element? "Give back your heart to itself, to the stranger who has loved you all your life, whom you ignored for another, who knows you by heart." a)paradox b)magical realism c)metaphor d)hyperbole*

    asked by Robert

  241. economics

    When an economist says that a currency has become stronger, he or she means that a) it will buy less of foreign goods. b)it can be exchanged for more of a foreign currency. c)services, unlike goods, can be exported freely. d)there are very few things that

    asked by karen

  242. Mean, Median, Mode, And Range

    There are 6 numbers in a set of numbers. The least number is 8 and the greates number is 14. The mean, median, and the mode are 11. What are the numbers ?

    asked by Math -_-

  243. trigonometry

    A river is 2000 ft wide and flowing at 6 mph from north to south. A woman in a canoe starts on the eastern shore and heads west at her normal paddling speed of 2 mph. In what direction (measured clockwise from north) must she aim her canoe? How long will

    asked by brittney

  244. psychology

    albert ellis depicts the relationship between irrationa belief and negative emotions through use of a. a contigency contract b. dialectical theory c. the A-B-Cmodel d. observational learning i think the right answer is a but i'm not sure thanks

    asked by Anonymous

  245. World History

    How did the romans view greek culture, such as art, liturture, and philosophy, during the Greco-Roman period of civalization? A. The romans believed it was substandard B. The romans believed it will anger the gods and lead to mass distruction of there way

    asked by sarah

  246. statistics

    A new extended-life light bulb has an average service life of 750 hours, with a standard deviation of 50 hours. If the service life of these light bulbs approximates a normal distribution, about what percent of the distribution will be between 600 hours

    asked by MARIA

  247. Physics

    A person lifts a 5.2 kg cement block a vertical distance 1.2 m and then carries the block horizontally a distance 7.3 m. Determine the work done by the person and by the force of gravity in this process.

    asked by Mike

  249. physics

    A catcher "gives" with a baseball when catching it. If the baseball exerts a force of 463 N on the glove, so that the glove is displaced 11.0 cm, how much work is done by the ball?

    asked by Jaron

  250. physics

    A 0.18 kg ball is placed in a shallow wedge with an opening angle of 110° For each contact point between the wedge and the ball, determine the force exerted on the ball. Assume the system is frictionless.

    asked by Alex

  251. World History

    The effect of a new greek middle class emerging and challenging nobles for power was : A. Athenians appointed solon to make reforms B. A form of government called an olligarchy emerged C. The government moved toward democracy D. Economic reforms were

    asked by sarah

  252. Gravitational Force- Physics

    Does the gravitational force of 9.8m/s^2 change depending on your elevation?

    asked by Cicilia

  253. Math

    How do you do this question? I am not sure if this right. 1. solve rational equation A) (x+3)/(x-1)=2x+1 x+3=(2x+1)(x-1) x+3=2x^2 - 2x + x - 1 ??

    asked by Jake

  254. Math

    In a certain survey of 1034 adults, 89% reported having more than one television at home. Find the actual number of reespondents corresponding to the given percentage

    asked by Nicole

  255. research&writing

    Due Week 2 and worth 100 points Your sister owns a small clothing store. During a conversation at a family dinner, she mentions her frustration with having to manually track and reorder high demand items. She would like an automated system but has a very

    asked by precious

  256. integral calculus

    FIND THE AREA OF THE REGION BOUNDED BY THE CURVES Y= X^2 + 4X + 3 AND Y= x-1.

    asked by Anonymous

  257. geometry

    the length of 2 diagonals of a quadrilateral is 10cm and 24cm respectively. both the diagonals are perpendicular bisector of each other. find the length of all sides of the quadrilateral and name it

    asked by ashish

  258. literacy

    who publishes Pediatric Nursing?

    asked by sally
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