Questions Asked on
September 15, 2011

  1. Math

    A set of dominoes has 28 dominos. There are 7 dominos called doubles with the same number of dots on each end. If Sara and Jake each take a rein picking domino at random and replacing it. What is the probability that they will both pick a double?

    asked by Please help
  2. Biology

    Can someone please check my answers for the following 'choose the best answer'? Which of the following cellular functions would be most directly related to a malfunction of the Golgi apparatus? a)ATP production b)degradation of macromolecules c)secretion

    asked by Claudia
  3. Finance

    You are a hard-working analyst in the office of financial operations for a manufacturing firm that produces a single product. You have developed the following cost structure information for this company. All of it pertains to an output level of 10 million

    asked by michael
  4. Finance

    Allison Radios manufactures a complete line of radio and communication equipment for law enforcement agencies. The average selling price of its finished product is $180 per unit. The variable cost for these same units is $126. Allison Radios incurs fixed

    asked by michael
  5. Geometry

    A 30-foot cable is suspended between the tops of two 20-foot poles on level ground. The lowest point of the cable is 5 feet above the ground. What is the distance between the two poles?

    asked by Max
  6. programming

    How to write a program to create a class roster using an array? The program prompts the teacher to enter student’s names and GPA values. Display the results.

    asked by Bobby
  7. Physics

    A hockey puck is sliding on frictionless ice. It slams against a wall and bounces back toward the player with the same speed that it had before hitting the wall. Does the velocity of the hockey puck change in this process?

    asked by Robin
  8. ochem

    Predict a reasonable melting point of a mixture prepared by combining 25mg of biphenyl (mp=70-71C) with 75mg of acetyl salicylic acid (mp=138-140C). Answer should have temps in it.

    asked by katie
  9. physics

    A baseball thrown at an angle of 65.0^\circ above the horizontal strikes a building 16.0 {\rm m} away at a point 5.00 {\rm m} above the point from which it is thrown. Ignore air resistance. a) find the magnitude of the initial velocity of the baseball. b)

    asked by Meghan
  10. chemistry

    calculate the freezing point of 0.1m of a)NaCl (b) glacial acetic acid

    asked by kady
  11. Decision science

    A wholesaler of stationery is deciding how many desk calendars to stock in inventory for the coming year. It is impossible for him to reorder, and leftover units are worthless. The following numbers indicate the possible demand levels: Demand in 000's 100

    asked by Samir
  12. Uni Math

    Simplify and state the domain: x'2 +1 . x'2 - 9 x'2 + 2x – 3 x'2 – 2x -3

    asked by Melanie
  13. math

    -9h-6+12h+40=22 solve the equation I don't have a clue please help

    asked by lost
  14. Economics

    The # of kids who were vaccinated against the flu (x) and # of kids who currently suffer from flu.(y) Positive or negative correlation and x causes y or y causes x or both. I know it's negative correlation but not sure of causation? Help

    asked by Riri
  15. Physics

    Im having trouble understanding the concept of pressure. Help please! What is the pressure at the bottom of a tube of mercury that is 0.2 m deep? An elephant with a mass of 1000 kg stands on a circus platform that weighs 50 kg. The area of the bottom of

    asked by John
  16. Economics

    You have just started work for a small company, FitCo, that develops private fitness clubs in small towns. FitCo buys or leases a local hotel or motel, then renovates to provide a gym, swimming pool, sauna, Jacuzzi, and a small café where patrons can buy

    asked by Darl
  17. SCIENCE

    When the following are placed in water, for which of them will the buoyant force be more than as its weight? A) an ice cube B) a piece of frozen glycerin C) a gold ring D) a piece of aluminum foil 2. Sometimes when I get in my swimming pool I take a

    asked by Erica
  18. Physics

    Im having trouble understanding the concept of pressure. Help please! What is the pressure at the bottom of a tube of mercury that is 0.2 m deep? An elephant with a mass of 1000 kg stands on a circus platform that weighs 50 kg. The area of the bottom of

    asked by John
  19. AP Chemistry

    Calculate the volume of a 36% solution of hydrochloric acid (density = 1.50g/mL, molar mass = 36 g/mol) required to prepare 9 liters of a 5 molar solution. A. 1 liter B. 2 liters C. 3 liters D. 4 liters E. 5 liters

    asked by Stephanie
  20. SCIENCE

    When the following are placed in water, for which of them will the buoyant force be more than as its weight? A) an ice cube B) a piece of frozen glycerin C) a gold ring D) a piece of aluminum foil 2. Sometimes when I get in my swimming pool I take a

    asked by Erica
  21. Maths

    Find the equation of a parabola with vertex(4,9)and y-intercept(0,-7?) Can working out please be provided?

    asked by Parabola Mama
  22. physics

    a stone is dtropped from the top of 40m heigh calculate its speed after 2 seconds .Also find the speed ith the stone strikes the ground.

    asked by Anonymous
  23. Maths

    Sketched are the graphs of f(x)+x squared +4x-12,calculate the lenght of rs if s is the turning point of the para bola

    asked by Sphiwe
  24. biology

    describe the events that take place in the eye when you come from a dark room to the outside where there is light

    asked by Abraham
  25. english

    The meanings of blow up,account for,call off,talk into and drag on.

    asked by Abraham
  26. Chemistry

    If 32.0 mL lead(II) nitrate solution reacts completely with excess sodium iodide solution to yield 0.545 g precipitate, what is the molarity of lead(II) ion in the original solution?

    asked by Hel P.
  27. educating young children PART1

    a portfolio should? (a)consist of items that don't directly relate to the school curriculum\(b)be put together only during the last week of school in order to highlight the students best work (c)allow the educator to determine growth in the students

    asked by susue
  28. english

    could any one please explain the grammatical term : ERGATIVE verb

    asked by R S Telagathoty
  29. ECONOMICS

    suppose that the short run costs for a paintbrush manufacturer are given by the expression: TC= 100+2Q+.01 Q2 A. WAT ARE THE FIXED COSTS OF THIS MANUFACTURE? B. WHAT ARE THE TOTAL COSTS , AVERAGE COST, AVERAGE VARIABLE COST AND MARGINAL COST AT 50 AND 100

    asked by AMAR JYOTI
  30. Social Studies

    I am an investor in the Virginia Company. What is a reason of why people should leave England and move to Jamestown. What are the two advantages of living in Virginia? Thank you.

    asked by Shana
  31. math

    You are an executive with the Varsity Corporation in Atlanta, Georgia. The company president was schedule to make an important sale presentation tomorrow afternoon in Seattle, Washington, but has now asked you to take his place. The trip consist of a 2

    asked by john j
  32. social studies

    i need to find out stuff about resources and people.can anyone give me a good website?

    asked by lynn
  33. educating young children PART1

    which of the follwing is not a drawback associated with anecdotal notes? (a)significant events can happen to children on days when youre not writing about them (b)theres a tendency to write about interesting events as opposed to developmentally-significant

    asked by susue
  34. Math

    Mr. Nielson wants to borrow $1,000 for 2 years. He is given the choice of i) simple interest at 12%, or ii) a loan at 10% compounded monthly. Which loan results in less interest due ? b) What interest rate compounded quarterly will give an effective

    asked by Nieda
  35. Math Help Please!!!

    2) Eight months ago, Louise agreed to pay Thelma $750 and $950 six and twelve months, respectively, from the date of the agreement. With each payment Louise agreed to pay interest at the rate of 9.5% pa. from the date of the agreement. Louise could not

    asked by Nieda
  36. Math Help!!!!!

    4) Jim has been offered a substantial cash discount if he pays an invoice 60 days earlier. One bank will loan him the needed money at 11% simple interest rate. A second bank will also loan him the money, but at bank discount rate. What is the maximum

    asked by Nieda
  37. Math Help Please!!!

    A couple purchased a house and signed a mortgage contract for $110,000 to be paid in “every second week “ installments over 25 years, at 3.0 %. The contract stipulates that after 3 years the mortgage will be renegotiated at the new prevailing rate of

    asked by Nieda
  38. math

    75 centimeters is how many inches

    asked by tracy
  39. stats help

    find the number of road fatalies attributed to impaired drivivng in ontario for the years 1975, 1985, 1995. i couldn't find the answer for it, it was n't on google. if you can find asite that has this, that would be a big help. thank you soo much for your

    asked by sam
  40. educating young children PART1

    which one of the following statements concerning discipline is true? (a)discipline is guidance (b)one of the purposes of dicipline is to help children develop inner controls for behavior (c)young children instinctively know when they're misbehaving (d)if

    asked by susue
  41. Math

    Like fractional notation, __________ notation is used to denote a part of a whole.

    asked by George
  42. Spanish

    Could you please check these-I get stuck on reflexive verbs.We had to make up questions and answers. 1. ¿Qué haces tú en la escuela? Yo estudio en la escuela. 2.¿A qué hora te acuestas por la noche? Me acuesto a las once de la noche. 3.¿Cuándo te

    asked by Samantha
  43. English

    Why do u think crispin left the cross on Aycliffe even though he he was dead? name of book: crispin the cross of lead

    asked by Michael
  44. Math

    For 31 hours of work you are paid $ 361.15. How much would you receive for 33 hours of work? (a) $ 372.80 (b) $ 384.45 (c) $ 42.65 (d) $ 11.65 (e) $ 384.54

    asked by George
  45. Physics

    A dog is running at 9.1 m/s for 7.8 km. How long did it take him to arrive at his destination? (Give answer in seconds)

    asked by Michaella
  46. Vocabulary/social studies

    Whats the latin base in the woed aggrandize?

    asked by John
  47. educating young children PART1

    which of the following is true regarding group activities? (a)its not necessary for each child to participate (b)a role should be planned for each child in the activity (c)activities should focus on a specific developmental level (d)activities should

    asked by susue
  48. chemistry

    If 0.694 grams of pure KHP are needed to exactly neutralize 30.5 mL of a calcium hydroxide solution, what is the concentration (in molarity) of the base solution?

    asked by andrea
  49. chemistry

    Based on how the indicator phenolphthalein worked in Lab III, explain why the golden rod paper turned color when sprayed with Windex (a base) and changed back to the golden rod color when treated with vinegar (an acid) in the demonstration in class.

    asked by andrea
  50. statistics

    37% of all doctors are family practitioners. If four doctors are picked at random, what is the probability that all four are family practitioners? a.1.48 b.0.0187 c. 0.0168 d. .1369

    asked by Kate
  51. statistics

    If a card is drawn at random from a deck of 52, what is the probability that it is an ace or a heart?

    asked by Kate
  52. statistics

    An office has 8 secretaries and 5 computer operators. If one employee is picked at random, find the probability that it will be a secretary.

    asked by Kate
  53. statistics

    Lubbock, Texas ran a survey and determined that 27% of all households subscribed to the daily paper, 32% watched the evening news, and 9% did both. If a household is chosen at random, what is the probability that the evening paper was received or the news

    asked by Kate
  54. Animal Physiology-Membrane Potential

    Intracellular Extracellular Na+ 12 mM 160 mM Cl- 7 mM 110 mM K+ 140 mM 5 mM 1.How do you calculate the equilibrium potential for potassium, K+, under these conditions? 2. Assuming that Na+ is the only ion the plasma membrane of this cell is permeable to,

    asked by John
  55. ecom

    Sometimes market activities (production, buying, and selling) have unintended positive or negative effects outside the market's scope. These are called externalities. As a policy maker concerned with correcting the effects of gases and particulates emitted

    asked by cherma
  56. Physics 1

    From the top of a cliff overlooking a lake, a person throws two stones. The two stones have identical initial speeds of v0 = 13.4 m/s and are thrown at an angle θ = 31.8°, one below the horizontal and one above the horizontal. What is the distance

    asked by Hiya
  57. help me rewrite this disorganised memo

    from: to: date: subject: because independence eve falls on a friday the day has been designated a saturdayfor workpurposes.Factories will close all day with stores open a half day only.saturday october 9,has been designated a sundaay with both factories

    asked by sharon
  58. history websites

    Where can I find good websites to search on the Bodie Lighthouse?

    asked by Liz
  59. math 3b

    In a set of 400 values, the mean is 121 and the standard deviation is 14. Estimate how many values fall in betweeb each interval

    asked by john
  60. memo

    1).how can management make organizational communication simple for members of staff to understand? 2).Unclear organizational communication can make a complex procedure completely meaningless.Explain this statement in light of the above memo.

    asked by sharon
  61. math

    Tony has 4 quarters, 5 dimes, and 8 nickels in his pocket. He takes out 2 coins without looking. What is the probability that Tony picked a dime followed by a quarter?

    asked by cindy
  62. math

    In the beginning, there is 3000 fish in which for some causes every year 20% of d fish die and 1000 are added. So we need to use compound interest formula to find out the equation that we can just substitute d number of year and find out how many fish

    asked by John N
  63. Pre-calculus

    can someone show how to graph step by step the polynomial function -x^4 - 4x^2. That is -x to the fourth power minus -4x squared. Please Help!!!

    asked by Misty
  64. math algebra 1

    x + 3 > 7 and 3 + 7 > x x > 4 and 10 > x 4 < x < 10 Replace the dimensions of the above figure with 12 ft and 18 ft and write the inequality for x.

    asked by marshall
  65. calculus

    A bicyclist is riding on a path modeled by the function f(x) = 0.03x, where x and f(x) are measured in miles. Find the rate of change of elevation when x = 3.

    asked by Lou
  66. math

    A deck of cards has 12 picture cards in it. 4 kings (K). 4 queens (Q). 4 jacks (J). (Part 1) How many different K-Q-J combinations can be made if the suits of the cards don't have to math? (Part 2) Name the multiplication rule you used to find your answer.

    asked by cindy
  67. Financial Management

    You have a $2 million portfolio consisting of a $100,000 investment in each of 20 different stocks. The portfolio has a beta of 1.1. You are considering selling $100,000 worth of one stock with a beta of 0.9 and using the proceeds to purchase another stock

    asked by Alicia James
  68. calculus

    sketch the graph of the line defined by y 2 +4 using the dual-intercept method.

    asked by Anonymous
  69. science

    that force A is of size 3 N and force B is of size 4 N . that the resultant force R will always be of size 7 N.?

    asked by fad
  70. English

    Can you please check these few sentences for me? Thank you very much. 1) Walter Pater, the theorist of the aesthetic movement, believed that art shouldn't have any didactic purpose. It should be devoted to the cult of beauty. 2) The task of the poet was

    asked by Henry2
  71. chemistry

    (a) (i) Draw the abbreviated structural formula, in truncated form, of the compound that would be produced from the reaction of one molecule of glycerol with one molecule each of A, B and C .Circle and name the new functional group(s) produced. What type

    asked by mj
  72. Business Statistic

    find the geometric mean of these percent increases 8, 12, 14, 26, and 5

    asked by Cuty
  73. math

    1.42, 3.45, 7.01, 5.8, 6.22, 2.15 (Part A) What is the median of this set? (Part B) Explain how you found your answer.

    asked by gary
  74. Math

    Find the interest if $ 9,000 is invested at an annual simple interest rate of 8 % for 3 years. Use the formula I = P × R × T , where I is the interest earnings, P is the principal, R is the annual rate and T is the time, expressed in years. (a) $ 216,000

    asked by Adam
  75. statistics

    assume the mean height of soldiers to be 68.22 inches with a variance of 10.8 inches. how many soldiers in a regiment of 1000 would you expect to be over 6 feet tall

    asked by ann
  76. Math

    Jill plans to save 1/6 of her salary each week. If her weekly salary is $567.00, how much will she save in four weeks? (a) $ 378.00 (b) $ 13,608.00 (c) $ 13,680.00 (d) $ 850.50 (e) $ 855.00

    asked by Adam
  77. math

    A box contains 300 colored paper clips. Tony pulled 25 paper clips out at random and found 6 pink, 4 white, 10 yellow, and 5 blue clips in the sample from the data. Tony predicts there are about 150 yellow paper clips in the entire box. Ia tony's

    asked by gary
  78. Math

    A scale drawing of an office building is not labeled but indicates 1 / 3 inch = 4 feet. On the drawing one wall measures 4 and 2 / 3 inches. How long is the wall?

    asked by Martin
  79. algebra

    you rent a car for $55.00 a day. .20 cents a mile , and you pay $80.00 at the end of the day. how many miles did you drive

    asked by joe
  80. chemistry

    How do the boiling points of 3.0 m C6H12O6 and 3.0 m CaCl2 compare? A. The boiling point of 3.0 m C6H12O6 is higher. B. The boiling point of 3.0 m CaCl2 is higher. C. They are the same. D. The difference cannot be determined from the information given. I

    asked by jasmine
  81. Science

    What is the pressure at the bottom of a tube of mercury that is 0.2 m deep? An elephant with a mass of 1000 kg stands on a circus platform that weighs 50 kg. The area of the bottom of the platform is 1.25 m². How much pressure is exerted on the floor

    asked by Erica
  82. physics

    A block of mass M=1.0 kg is dragged over a horizontal surface by a force F=20.0N. The block is displaced a distance d=10.0 m, the friction force Ff is 5.0 N. What is the work done by the weight Fg?

    asked by Elisabeth
  83. physics

    A 23.1 kg block is dragged over a rough, horizontal surface by a constant force of 95.0 N acting at an angle of angle 29.3 ° above the horizontal. The block is displaced 5.50 m, and the coefficient of kinetic friction is 0.341. Find the magnitude of the

    asked by Elisabeth
  84. math

    if a ticket cost $4 and $352 were collected how many tickets were brought

    asked by jp
  85. math

    A store sold 64 sweatshirts one day. Of these, 12 were gray. The store manager plans to order 400 more sweatshirts. Based on the data, how many gary sweatshirts should the manager order?

    asked by jimmy
  86. Geography

    How do major land forms in the western hemisphere shape the way people live?

    asked by Me
  87. math

    I am a number between 0.23 and 0.31. I have 3 digits. All of my numbers are the same. What number am I?

    asked by Stephen
  88. Math trig.

    find the length of the arc intercepted by a central angle of 35 degree 28' in a circle of radius 15ft....i cant figure out how to get it ??

    asked by josh
  89. English

    Which of the following is a factor that can help account for the great difference between Old English as we know it and Middle English as we know it? Although there were possibly hundreds of dialects of both languages, we really only have a written record

    asked by Anonymous
  90. Math, Please Help!!!

    how to divide x^3 - x^2 - 22x + 13 by x^2 + 4x - 2. Please Help!!! Please Hurry!!!!

    asked by Misty
  91. math

    write in scientific notation 35,000 and 982,000,000

    asked by felix
  92. Math

    You have a 4inch by 6inch notecard and you intend to make a triangle out of the notecard by using one long side (call it AB) as the base of your triangle and by then placing the third vertex (point E) somewhere on the opposite side (call it CD). Where

    asked by Tyler
  93. English

    Write your own journal entry from the perspective of a member of Bradford's colony. What do you think of these unruly pirates? What shocks you the most about these surly characters? How do the manners of the pirates differ from yours? Visit the Calvinism

    asked by Jorge
  94. Biology

    Can someone please check my answers for the following 'choose the best answer'? Which of the following cellular functions would be most directly related to a malfunction of the Golgi apparatus? a)ATP production b)degradation of macromolecules c)secretion

    asked by Claudia
  95. English

    I noticed I misspelt a few words. I'm posting it to you again. 1) During the long reign of Queen Victoria artists reacted differently to the new world shaped by the Industrial Revolution. 2) In particular, some grew/were (?) dissatisfied with Victorian

    asked by Henry2
  96. Ottawa University

    Triangle T has vertices A(-9, 10)B(1,0)and C(5,4). Points A, B, and P(also on th xy plane) form a triangle that is congruent to triangle T. Find all the possible coordinates for P.

    asked by Chris
  97. geometry

    graphic that depicts triangle ABC inscribed in sphere P.

    asked by Shondreeka
  98. AP chemistry

    A flask weighs 76.83 g when filled with Br and 55.63 g when filled with water (d- 1.00 g/cm3) How much does the flask weigh empty?

    asked by alicia
  99. math

    what numbers r between 4 -24

    asked by Anonymous
  100. math

    rounded to the nearest ten i am 12750. i am a multiple of 2 i use only 4 different numbers in all my 5 places.

    asked by michele
  101. 6th grade math

    sally's pencil is 15 hundredths of a meter long(0.15).Edward's pencil is 2 tenths a meter long(0.2).whose pencil is longer?

    asked by Kate
  102. physics

    A stone is thrown straight up from the ground with an initial speed of 30.5 m/s . At the same instant, a stone is dropped from a height of h meters above ground level. The two stones strike the ground simultaneously.Find the height h. gravity is 9.8 m/s2 .

    asked by margaret
  103. physics

    A ball is thrown upward. It leaves the hand with a velocity of 13.8 m/s, having been accelerated through a distance of 0.495 m. Compute the ball's upward acceleration, assuming it to be constant. upward

    asked by austin
  104. physics

    A ball is thrown upward. After reaching a maximum height, it continues falling back to- ward Earth. On the way down, the ball is caught at the same height at which it was thrown upward.If the time (up and down) the ball remains in the air is 2.3 s, find

    asked by margaret
  105. 6th grade math

    but why is 2.0 bigger than 0.15?

    asked by Kate
  106. 6th grade math

    20 cents. but what if the next number is 1.5.Then how will i solve it.

    asked by Kate
  107. 6th grade math

    1.50.but can you explain more detailed about the 0.2 thingy.

    asked by Kate
  108. math

    trying to find out the 7 numbers to a data set with The minimum 17 The range is 45 The median is 32 The mode is 41

    asked by bob
  109. Math: Different Forms of Linear Functions

    The output is 6 less than one-half of the input

    asked by Rachel
  110. math

    trying to find out the 7 numbers to a data set with The minimum 17 The range is 45 The median is 32 The mode is 41

    asked by bob
  111. MATH

    HASAN MADE A MODEL FOR 437 HUNDREDS, 3 TENS,AND 7.WHAT ARE TWO OTHER WAYS HE COULD SHOW 437 USING BASE-TEN BLOCKS?

    asked by CHARLES
  112. Math: Different Forms of Linear Functions

    y< x/2 -6 How do I make this into a table and then into ordered pairs?

    asked by Rachel
  113. MATH

    Triangle T has vertices A(-9, 10)B(1,0)and C(5,4). Points A, B, and P(also on th xy plane) form a triangle that is congruent to triangle T. Find all the possible coordinates for P.

    asked by Chris
  114. chemistry

    does elements with low energy have high frequency?

    asked by grace
  115. math

    what will i answer if the question is " identify the symmetry" is it even/odd FUNCTION or Even/odd SYMMETRY?

    asked by grace
  116. psychology

    . As Marcia took her place in the classroom on the first day of class, a familiar feeling surged from inside of her. She found herself "scoping out the competition," considering topics for the "best in the class" paper, and listening for an opportunity to

    asked by Anonymous
  117. REGIONS AND LANDFORMS

    WHAT IS A REGION OR A LANDFORM HELP ME1!!

    asked by BIG L
  118. chemistry

    in emission spectrum which one has a highest frequency and highest energy is it blue red or violet? which one is the lowest?

    asked by grace
  119. psychology

    1. The energy which directs behavior into productive areas originates in: (Points: 5) instinct. emotion. drive reduction. leptin.

    asked by Anonymous
  120. psychology

    If motivation consists only of drive-reduction, what is the perfect state of a human being? (Points: 5) Competitive, hard driving Not hungry, thirsty, no pain, absence of fear, basically a coach potato Constant change, always re-establishing homeostasis

    asked by Anonymous
  121. calc

    Sawtooth function: Draw the graph of f(x) = x - [x]. At which points is f discontinuous? Is it left- or right-continuous at those points?

    asked by res
  122. math

    A ball is thrown upward. It leaves the hand with a velocity of 13.8 m/s, having been accelerated through a distance of 0.495 m. Compute the ball's upward acceleration, assuming it to be constant.

    asked by austin
  123. physics

    A blue ball is thrown upward with an initial speed of 20.6 m/s, from a height of 0.8 meters above the ground. 2.5 seconds after the blue ball is thrown, a red ball is thrown down with an initial speed of 8.2 m/s from a height of 23.7 meters above the

    asked by a
  124. Chemistry

    I am not sure if I have the right answer or not to the following question. One mole of NO2 would be produced from how many moles of molecular nitrogen> According the equation N2 + 202 > 2NO2. I was thinking maybe 2. Does anyone know if I am right or wrong.

    asked by Alex
  125. Discrete Math

    Directions: Find the quotient and the remainder when the first polynomial is divided by the second. #9. 3x^4 – 2x^3 + 5x^2 + x + 1;x^2 + 2x

    asked by Sarah
  126. English

    Thank you very much. I left out the following definitions. 1)Lord Henry makes a panegyric of beauty, in which he defines beauty as higher than genius since it needs no explanation. 2) It is one of the great facts of the world, like sunlight or springtime.

    asked by Henry2
  127. math

    rounding to the nearest ten 2,123 my child put 2,120 and the teacher said it was wrong. what is the correct answer?

    asked by ultra
  128. physics

    A ball is thrown upward. It leaves the hand with a velocity of 13.8 m/s, having been accelerated through a distance of 0.495 m. Compute the ball's upward acceleration, assuming it to be constant.

    asked by austin
  129. math

    Show that the following function is continuous only at x=0 : f(x) = x for x rational -x for x irrational

    asked by terra
  130. science

    if each person in the red team is pulling a rope with a force of 250N and each person in the blue team is pulling with a force of 200N what is the total force excerted by the blue team?

    asked by claudia
  131. Culture

    Is cultural relativism the same as cultural relativist because when I google search cultural relativist nothing comes up but when I do it the other way there is alot of info.

    asked by Kayla
  132. SS

    write a paragraph explaining which type of governement. You feel is the best why.

    asked by Gov..... question
  133. Native Americans

    What were some of the major achievements in the U.S. during this time period? I know they founded the continents, but I do not know the specifications. Also, were there any major literary movements developed during this period period? Thank You

    asked by Ann
  134. Social Studies

    write a paragraph explaining which type of governement. You feel is the best why.

    asked by Gov..... question
  135. algebra

    find each sum or difference: 3 - (-6) i got : 9 -23 + 9 i got : 14 -4 - (-9) i got : 5 -8 + 8 i got: 7 compare using = -4 > -5 -2 < 0 |7| = |7| -5 + 9 i got 4 -6 +(-3) i got -9 -7 - (-4) i got -3

    asked by MARKO
  136. Math

    what is the work for 4m(-2n)+6mn?

    asked by Sara.J
  137. SCIENCE HELP!!!!!

    Which of the following is formed by a dam? A)a flood B)a delta C)a reservoir D)a drought My answer is A,am i right?

    asked by MIKI
  138. question?

    can anyone help me with a physics question?

    asked by austin
  139. English

    I left ou few more sentences on the Civil Rights Movement. Thank you. 1) If it hadn't been for Rosa Parks, the Civil Rights Movement wouldn't have been successfull. 2) She was coming back home from work by bus. She was tired and sat down in an empty seat.

    asked by Henry2
  140. geometry

    g is between f and h. fh=8x,fg=6x+7, and gh+28. find fh

    asked by dan
  141. psychology

    . "I just can't make myself study ahead for a test. I work better under pressure. Perhaps it is the fear associated with waiting until the last minute that gets me going." This approach to motivation is best explained by: (Points: 5) incentive approaches.

    asked by Anonymous
  142. Math

    -2 squared(-2-x)-x to the zero power(3-2)= -2(x+3)

    asked by Nena
  143. psychology

    . Some children require a "carrot on a stick" to get them to clean their room, behave well in public places, or make good grades. This suggests that: (Points: 5) the incentive approach pulls the child toward the goal. the drive-reduction approach guides

    asked by Anonymous
  144. geography

    What are 2 reasons why some geographers today believe Thomas Malthus' theory cannot be used to predict future population issues? Explain. What are 2 reason why some geographers today belies Thomas Malthus' theory can be use to predict future population

    asked by Charlotte
  145. geometry

    line CD bisects AB at point C. Find AC if AB = 56 feet

    asked by justine
  146. geometry

    how do u solve this geometry question to solve hj=5x jk=7x kh=96?

    asked by nicole
  147. psychology

    7. Sandra is not really good at painting and drawing, but she loves to spend her spare time "dabbling" as she calls it. If her products are not successful according to aesthetic standards, why does she continue to draw and paint? (Points: 5) She is

    asked by Anonymous
  148. AP World History

    I really need some help with 2 questions. These questions are based out of Chapter 1 in Traditions and Encounters but it is in really any textbook. At least 5 sentences long. 1. Give two examples of the human response to climate and geography. 2. Describe

    asked by nygmen90
  149. educating young children PART3

    which one of the following guidelines is recommended when instructing children with learning differences? (a)begin with the childs preferred way of learning (b)use a task-analysis to break down complex tasks into their component parts (c)provide activities

    asked by susue
  150. PHYSICS

    A ball is thrown upward. It leaves the hand with a velocity of 13.8 m/s, having been accelerated through a distance of 0.495 m. Compute the ball's upward acceleration, assuming it to be constant. Whats the upward acceleration?

    asked by austin
  151. geometry

    line CD bisects AB at point C. Find AC if AB = 56 feet

    asked by justine
  152. science

    A large area of land is cleared to build a new school. how does this affect the area. A)it increases soil erosion B)it decreases soil erosion C)it increases groundwater D)it decreases surface runoff

    asked by MIKI
  153. educating young children PART3

    which one of the following internet search engines is designed to be used by children d is my answer please help

    asked by susue
  154. geometry

    line CD bisects AB at point C. Find AC if AB = 56 feet

    asked by justine
  155. Spanish

    What article do I use with sueter in spanish

    asked by Ashley
  156. IS

    Draw a flowchart, hierarchy chart , and pssseudocode for a program to solve the following problem. A student borrows $3,000 at an interest rate 2% per month

    asked by Anonymous
  157. help

    what is most important for us to walk upright

    asked by health
  158. Variables and expression

    Explain how you could show five less than a number using an expression

    asked by Briana
  159. chemistry

    How many moles of O are needed to combine with 0.223 mole of C to form the following compounds? CO CO2

    asked by tay
  160. Math

    How do I illistrate Aunt May hides 10,000 dollars in $20 dollar bills under her mattress. If she spends $20 dollars every day, how many days will it take her to run out of money? Do I really need to draw 500 $20 dollar bills?

    asked by Collin
  161. english

    I have to create a bio-magazine for English. What template or free software can I use to create the magazine

    asked by Alexus
  162. college chem

    How many moles of O are needed to combine with 0.223 mole of C to form the following compounds? CO CO2

    asked by tay
  163. math

    write the word name for each number and tell the value of the underlined digit. 3,552,308,725 -

    asked by dk
  164. nf

    whats the sun made of

    asked by xavier 6th grader
  165. HELP!!!!!!!!!GEOMETRY!!!!

    WHAT IS THE PERIMETER OF A SQUARE WHOSE VERTICLES ARE A(-4,-3), B(-5,1), C(-1,2), AND D(0,-2)?

    asked by ANNA
  166. P-Chem

    I am a bit confused on working this problem: Given that the work function (ƒÖ) for a metal is 1.82 eV, calculate the threshold frequency for this metal.

    asked by suzane
  167. American Government

    The theory that nearly all interests are adequately presented through group activity is: (Points: 5) republicanism. constitutionalism. elitism. pluralism. Need help with this question. I think its D

    asked by Jerniece
  168. Math

    What is the y intecept of y=x

    asked by Anonymous
  169. Humanities

    I need help with an introduction to my culture and arts class.

    asked by Stephanie
  170. Physics

    A jogger accelerates from rest to 2.78 m/s in 2.79 s. A car accelerates from 21.8 to 37.5 m/s also in 2.79 s. (a) Find the magnitude of the acceleration of the jogger. (b) Determine the magnitude of the acceleration of the car. (c) How much further does

    asked by Anonymous
  171. Math

    If the product of two numbers is 65 and one of the numbers is 8 more than the other, what is the remaining number?

    asked by Seth
  172. Math

    WHAT IS THE PERIMETER OF A SQUARE WHOSE VERTICLES ARE A(-4,-3), B(-5,1), C(-1,2), AND D(0,-2)?

    asked by LILY
  173. Science

    Why it's so important to have one set of chemical symbols in the world ? Please no hard answers an easy one for me to understand. Thank You !!! :) PS: by the way this a qs. for my science homework I just don't understand. :) :) :)

    asked by Gen
  174. chemistry

    The primary substance from which all other chemical compounds and substances are made is a____________. A) element B) compound C) mixture D) pure substance

    asked by kiara
  175. science

    is it b?

    asked by MIKI
  176. chemistry

    what is 124.5 when rounding to the 3rd significant figure?

    asked by cheyenne
  177. social studies

    Fill in the blanks.The scale on a map shows you how distances on the map ________________ to ______________

    asked by Rose
  178. health care management

    What does an alarming or an unanticipated event do to the consumers in a health care organization? How can we best handle this reaction? What is the best way to disseminate or communicate information in a health care setting during a disaster or crisis?

    asked by Anonymous
  179. math algebra

    9p +2q-4(6p-2q) simplified

    asked by nik
  180. Math

    Mrs. Daniel pays $324 for a handbag and 3 pairs of shoes. The handbag costs half as much as the 3 pairs of shoes combined. Find the cost of the handbag.

    asked by Lucy
  181. Humanities

    I need an introduction to the relationoship between culture and arts. The questions I need to answer are , What is culture, what is art, what is the role of the artist? I can answer the quwestion, I am just having a hard time starting an introduction.

    asked by Stephanie
  182. physics

    A basketball leaves a player's hands at a height of 2.20 m above the floor. The basket is 2.80 m above the floor. The player likes to shoot the ball at a 36 degree angle. If the shot is made from a horizontal distance of 9.00 m and must be accurate to -.22

    asked by Anonymous
  183. physical education

    what is physical education

    asked by help me
  184. science

    The primary substance from which all other chemical compounds and substances are made is a____________. A) element B) compound C) mixture D) pure substance

    asked by kiara
  185. psychology

    . Billy Sue hated dresses but loved dogs, horses, turtles, lizards, and frogs. Her grandmother, who knew how little girls should look, dragged her to the children's store and forced her into a lacy pink dress. Although Billy Sue scowled at her image in the

    asked by Anonymous
  186. college algebra

    Annual profit in thousands of dollars is given by the function, P(x) = -.1x2 + 50x - 300, where x is the number of items sold, x ≥ 0. describe the meaning of the number -.1 in the formula, in terms of its meaning in relation to the profit. describe the

    asked by DillonAngel
  187. Math

    A total of $ 15,500 is to be divided between Deedy and Maria. If Deedy is to receive $ 3,000 more than Maria, how much will Maria receive? (a) $ 9,000 (b) $ 6,250 (c) $ 6,000 (d) $ 5,000 (e) $ 10,500

    asked by John
  188. Math

    A company reaches the break - even point when its total revenue equals its total cost. The company sells their product at $ 25 per unit. If their total cost is $ 3,000 plus a unit cost of $ 12 , does the company break - even when 200 units are sold? (a)

    asked by John
  189. scientific notation

    simplify write in scientific notation (9x10^-3)^2

    asked by edna
  190. physics

    An airport has runways only 142 m long. Asmall plane must reach a ground speed of 45 m/s before it can become airborne. What average acceleration must the plane’s engines provide if it is to take off safely from its airport?Answer in units of m/s2.

    asked by kayla
  191. scientific notation

    simplify write in scientific notation (9x10^-3)^2

    asked by edna
  192. algebra

    After m minutes an adult blikns about 10+3times.about how many times does an adult blink in three minutes? in two hours?

    asked by jacob
  193. intermediate algebra

    A university bookstore recently sold a wirebound graph-paper notebook for $2.15, and a college-ruled notebook for $3.43. At the start of spring semester, a combination of 50 of these notebooks were sold for a total of $134.38. How many of each type were

    asked by nesha
  194. chem

    The primary substance from which all other chemical compounds and substances are made is a____________. A) element B) compound C) mixture D) pure substance

    asked by nick
  195. Math

    If C represents a variable, then which of these expressions has a coefficient of 3 ? a) C + 3 (b) 3 C + 1 (c) 2 C − 3 (d) 5 − 2 C (e) 3 − 2 C

    asked by Ben
  196. physics movie question

    Pls I need a site that shows all the 168 impossibilities in the 'Armageddon' movie.

    asked by ted
  197. Science

    What is the number of valence electrons for the element beryllium? Please help.

    asked by David
  198. 5th grade algebra

    4h=31-3 h=?

    asked by Dacia
  199. Geography

    True or False: Continentality does affect climate of a region.

    asked by Marie
  200. physics

    The successive dis- placements are 5.7 m to the north, 6.3 m 45  north of east, and 9.3 m 50 west of south.

    asked by jim
  201. Chemistry

    What volume of 5.26 M HNO3 is required to prepare 236 mL of a 1.4 M HNO3 solution? Answer in units of mL

    asked by Anonymous
  202. Math

    If B and C are variable quantities, which of these is an equation involving B and C ? (a) 2 B + C (b) C − B (c) C + B (d) C = B + 5 (e) 10 + 2 B C I think its either B or C but im not for sure though because its asking which one of these is an equation

    asked by Paul Jr
  203. Managerial accounting

    Han Products manufactures 30,000 units of part S-6 each year for use on its production line. At this level of activity, the cost per unit for part S-6 is as follows: Direct materials $ 3.60 Direct labor 10.00 Variable manufacturing overhead 2.40 Fixed

    asked by kim
  204. physics

    When the Sun is directly overhead, a hawk dives toward the ground at a speed of 6.97 m/s. If the direction of his motion is at an angle of 34.1 below the horizontal, calculate the speed of his shadow along the ground. Answer in units of m/s

    asked by jim
  205. Materials

    Give at least one example of an application of each branch: Motion -cellphone Properties of Materials Sound -Radios Light -Candle Electricity -Calculator Magnetism -VCR's Properties of atoms -Computers Nuclear physics -?

    asked by Anonymous
  206. Chemistry

    What is the molarity of 782 mL of a solution that contains 0.056 mol of solute? Answer in units of M

    asked by Anonymous
  207. science

    which of the following is the best way to minimize weathering and erosion? A. building suburbs B. grazing livestock C. setting fires D. replanting vegetation My answer is D am i right?

    asked by Lidia
  208. Composition 101 - Argosy U -

    I am thinking about doing a paper regarding religion/vs./spiritual I want to make a point about How To Be Approached when someone ask me "Why am I a ......, surely it doesn't take all that." (Might even be my title (smile). Can you help me - or am I on the

    asked by Dawn
  209. social studies

    how did rivres in southwest asia enrich the soil

    asked by Brittany
  210. social studies

    how has the physical characteristics of ny state affected the way people live?

    asked by dakota
  211. Math

    The perimeter of a pool table is 30 ft. The table is twice as long as it is wide. What is the length of the pool table?

    asked by Please help
  212. Math: Factoring

    3(1+x)sqrt 1/3 -x(1-x)sqrt -2/3 -------------------------------- (1+x) sqrt 2/3 please help

    asked by Ashley
  213. math

    explain what y-incerpet is in a simplier form?

    asked by shii
  214. spanish

    The video characters are having Maite's birthday cake. Complete the conversation with the correct pronouns. DON FRANCISCO: Chicos, voy a hablar con la señora Perales, en un momento estoy con_____. JAVIER: Sí, don Efe, no se preocupe por ______ . INÉS:

    asked by tennessee
  215. physics

    do you know where I can get a formula sheet for physics our book does not include a break down of them

    asked by Anonymous
  216. spanish

    The video characters are having Maite's birthday cake. Complete the conversation with the correct pronouns. DON FRANCISCO: Chicos, voy a hablar con la señora Perales, en un momento estoy con_____. JAVIER: Sí, don Efe, no se preocupe por ______ . INÉS:

    asked by tennessee
  217. Algebra

    Use an equation to solve the problem. John and two friends rent a canoe at a park. Each person must rent a life jacket. If the bill for the rental of the canoe and life jackets is 41, for how many hours did they rent the canoe?

    asked by Lily
  218. Calculus

    Please help? Let F(a) be the area between the x-axis and the graph of y=x^2cos(x/4) between x=0 and x=a, for a>0 (consider the area to be negative if the graph lies below the axis). Find the formula for F(a).

    asked by Catherine
  219. Chemistry

    How many milliliters of 5.2 M HCl must be transfered from a reagent bottle to provide 22 g HCl for a reaction? Answer in units of mL

    asked by Anonymous
  220. Math

    Melvin estimate 645 + 322 by adding 600 + 300. Is his estimate sum an over or under estimate please? Ty

    asked by Kelly
  221. Math

    A sofa and chair have a total price of $ 600 not including tax. The tax rate is 6.25 %. Find the tax on the sofa if the price of the chair is $200. (a)$ 625 (b)$ 637.50 (c)$ 25 (d)$ 612.50 (e)$ 47.50 Im thinking its either B, or D but I am not quiet sure.

    asked by Chris G
  222. Math: Factoring

    3(1+x)^ 1/3 -x(1-x)^ -2/3 -------------------------------- (1+x) sqrt 2/3 please help the line means divisionn of the underlined numbers and variables.

    asked by Ashley
  223. SPANISH PLEAASSEE HELPP (im stuck)!!!!!!!!!!!!!!!!

    The video characters are having Maite's birthday cake. Complete the conversation with the correct pronouns. DON FRANCISCO: Chicos, voy a hablar con la señora Perales, en un momento estoy con_____. JAVIER: Sí, don Efe, no se preocupe por ______ . INÉS:

    asked by tennessee
  224. 4th grade math

    name each number in two different ways 2,700 6,300 1,800 91,000 Thanks

    asked by Alexis
  225. Grade 6 math

    I have an input 25 and output of 15 the next set is input of 30 output of 18 how do I figure out the rule

    asked by Tristan
  226. physicssssss

    A blue ball is thrown upward with an initial speed of 20.6 m/s, from a height of 0.8 meters above the ground. 2.5 seconds after the blue ball is thrown, a red ball is thrown down with an initial speed of 8.2 m/s from a height of 23.7 meters above the

    asked by aa
  227. statistics

    if a data set has mean 70, and standard deviation 5, is 80 asuspect outliner/

    asked by shana
  228. Math

    tan(arccosx)=? I know the answer is supposed to be sqrt(1-x^2)/2, but how would I go about arriving at that answer? I've searched my textbook and Internet but still haven't got a clue.. Is it simply an identity that I must memorize? Please help

    asked by Anonymous
  229. Algebra

    John and two friends rent a canoe at a park. Each person must rent a life jacket. If the bill for the rental of the canoe and life jackets is 41, for how many hours did they rent the canoe?

    asked by Lily
  230. math

    To pass her English Test, Lucille must get 75% of the items correct. Out of 80 questions, how many must she correctly answer?

    asked by nice
  231. Biology

    A company seeks to develop an herbicide that kills plants by directly interfering (at the cellular level) with plants’ ability to maintain turgor pressure. An herbicide could accomplish this by disrupting the membrane of _____.

    asked by Anonymous
  232. Geometry

    CounterExamples and Inductive Reasoning and Conjectures? Make a Conjecture for Each Scenario. Show your Work - the sum of the first 100 positive even numbers, - the sum of an even and odd number. - the product of two odd numbers. FInd One CounterExample to

    asked by Geometry Help!!!!
  233. 4th grade math help!

    Melvin estimated 645 + 322 by adding 600 + 300. Is his estimated sum an over or under estimate? Ty

    asked by Kelly
  234. geometry

    How do I find the length of the hypotenuse of a right triangle with only one leg length and all angle measurements

    asked by Maria
  235. Math

    When I am rounded to the nearest 10, I am 80. The sum of the two digits is 15. What number am I?

    asked by Lia
  236. prealgebra

    it takes 45 min. to plant 12 plants how long does it take to plant 5

    asked by victoria
  237. Math

    how do you figure out 9,234 divided by [3x3(1+8 to the 3rd power)]

    asked by Austin
  238. science

    A 6.90 kg penguin runs onto a huge sheet of frictionless Arctic ice. At t=0 it is at x=0 and y=0 with an initial velocity of 0.47 m/s along the positive x-axis. It slides while being pushed by the wind with a force of 0.49 N directed along the positive

    asked by Libby
  239. physics

    A 0.0820 kg pair of fuzzy dice is attached to the rearview mirror of a car by a short string. The car accelerates at a constant rate, and the fuzzy dice hang at an angle due to the car's acceleration. If the dice hang at 10.5° from the vertical as the car

    asked by Anonymous
  240. Math 4th gr

    How do I write this in standard form 3,000,000+200,000+40,000+600+70+7?

    asked by Miya
  241. physics

    You and your friend are sledding on two sides of a triangle-shaped hill. On your side, the hill slopes up at 30.0° from the horizontal; on your friend's side, it slopes down at the same angle. You do not want to climb up the hill, so you tell your friend

    asked by Anonymous
  242. business law

    What was the verdict and judgment of the Silkwood v. Kerr-McGree case?

    asked by Lyra
  243. Biology

    Calculate the exact probability that when parents who are both heterozygous for a recessive disease have three children, the oldest will be affected, the middle one unaffected, and the youngest affected.

    asked by kay
  244. human Genetics

    3. The ABO blood type is controlled by a single locus, called I, with alleles IA, IB, and IO. These give rise to the blood type phenotypes, A, B, AB, and O. a. Suppose that parents know their phenotypes: the father is type AB and the mother is type O. What

    asked by kay
  245. for Ms. Sue and Writeacher

    thank you! I followed both of your guys advice. I also got enough sleep that I need, I am still getting good grades(i am not slacking off in any subject) I have all A's no B's. I haven't really been able to get to read alot of the links because my computer

    asked by saranghae12
  246. human Genetics

    In a mouse cell at the start of mitosis, how many chromatids are present?

    asked by kay
  247. human Genetics

    Typically we talk about blood types as B-positive or AB-negative and so forth. The positive and negative part of the blood type is determined by a completely separate gene (the Rh locus). The ABO locus and the Rh locus are inherited independently, like pea

    asked by kay
  248. Physics

    Can you help me through this one? I don't want just the answer: A ball is thrown straight up and rises to a maximum height of 24 m above the ground. At what height is the speed of the ball equal to half of its initial value? Assume that the ball starts at

    asked by Logan
  249. business law

    What type of case was silkwood v. kerr-mcgree?

    asked by Lyra
  250. nursing

    Select one of the following topics and suggest a research question, purpose, and hypothesis. What population and sampling methods are most appropriate for a research study? What type of study would you develop? Explain your answer. 1. Management of pain in

    asked by amy
  251. physics

    If a flea can jump straight up to a height of 0.310 m, what is its initial speed as it leaves the ground? How long is it in the air?

    asked by Anthony
  252. earth

    a student measures the velocity of a water in a stream as 2.5 meters pe second.the actual velocity of the water is 3.0 meters per second. what is the approximate percent deviation of the studen's measurement

    asked by Anonymous
  253. 6

    what is the resonance structure for O3?

    asked by Anonymous
  254. Finite Math

    Pivot the system about the element in row 2, column 1. [3 3| –2] [–9 –4| 1]

    asked by Dee
  255. Trig

    how do i find the exact value of s [pie/2, pie] sin s = radical2/ whole number 2 what is s in radians? how do i figure this out without the use of a calculator. I drew the graph and located it in the second quadrant and i think the triangle is a 45-45-90

    asked by ALISON
  256. physics

    Find the vector sum of a 65 m/s wind acting due east and a 32 m/s wind due west. Give the magnitude and direction please.

    asked by Nathaniel yeh
  257. Physics

    A small source of light is located at a distance from a vertical wall. An opaque object with a height of moves toward the wall with constant velocity of magnitude . At time , the object is located at the source .

    asked by Matt
  258. geometry

    what is the surface area measurments of a room is the height is 10ft.3in, width is 12ft.6in and the length is 12ft. 3in

    asked by Betty
  259. chem

    What effect would each of the following have on a sample'sobserved melting-point range ? b.rapid heating c.use of so much sample that the filled portion of the capillary tube extents considerably beyond the thermometer bulb d.poor circulation of the

    asked by loren
  260. lamar

    3(2x+5)=39

    asked by ashley
  261. Physics

    If object A starts 5m to the right of the orgin and moves to the right at 5m/s. And Object B starts 2m to the right of the orgin and moves to the left at 3 m/s. how do you draw a distance vs time graph for that?

    asked by Ruby S
  262. math

    what is the scientfic notation of35,000and982,000,000

    asked by felix
  263. physics

    A model rocket is launched straight upward with an initial speed of 30.0 m/s. It accelerates with a constant upward acceleration of 1.50 m/s2 until its engines stop at an altitude of 170 m. (a) What is the maximum height reached by the rocket? (b) How long

    asked by ashley
  264. Math

    How do you get the answer to the fraction problem 9 2/3-3 5/6?

    asked by Chivon
  265. physics

    A ball is thrown vertically upward with a speed of +13.0 m/s. (a) How high does it rise? (b) How long does it take to reach its highest point? (c) How long does the ball take to hit the ground after it reaches its highest point? (d) What is its velocity

    asked by ashley
  266. physics

    A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a uniform speed of 12 m/s, skates by with the puck. After 2.0 s, the first player makes up his mind to chase his opponent. If he accelerates uniformly at 4.0

    asked by ashley
  267. physics

    A jet plane lands with a speed of 87 m/s and can accelerate at a maximum rate of -5.30 m/s2 as it comes to rest. (a) From the instant the plane touches the runway, what is the minimum time needed before it can come to rest? What is the actual minimum

    asked by ashley
  268. physics

    A certain cable car is San Francisco can stop in 10 s when traveling at maximum speed. On one occasion, the driver sees a dog a distance d m in front of the car and slams on the brakes instantly. The car reaches the dog 7.78 s later, and the dog jumps off

    asked by ashley
  269. algebra

    the plane flies 725 miles per hour. how many minutes will it take to fly 150 miles

    asked by anthony
  270. Math

    make a conjecture for the following show work the sum of an even and odd number. - the product of two odd numbers.

    asked by Geometry Help!!!!
  271. English

    1. What do you want for your birthday? - What I want for my birthday is a smart phone. 2. What do you want on your birthday? - What I want on my birthday is a new laptop. - I want a new laptop. - I want to get a new laptop. - I want to have a new laptop

    asked by rfvv
  272. BUSINESS

    1.Nordstrom creates an open atmosphere, in which every associate’s sales figures are made available to everyone else. Explain the positive impacts.While this is intended to foster creative tension, how might it lead to unhealthy destruction?

    asked by Derek
  273. Math

    A triangle has a base of 10 inches and a height of 20 inches. If the area of a triangle is one - half the product of its base and height, what is 20 % of its area?

    asked by James
  274. English

    1. I hope to succeed. 2. I hope that I will succeed. 3. I hope my success. 4. I hope for my success. 5. I hope for success. (Are they all the same and grammatical?)

    asked by rfvv
  275. Math

    A sofa and chair have a total price of $ 600 not including tax. The tax rate is 6.25 %. Find the tax on the sofa if the price of the chair is $200. (a)$ 625 (b)$ 637.50 (c)$ 25 (d)$ 612.50 (e)$ 47.50

    asked by Mike
  276. math

    Mona drives 40 miles per hour. how long will it take Mona to drive 100 miles

    asked by anthony
  277. Math/Science(Short Question 10th grade))

    [History Homework] Please answer 1. What are 2 pieces of technology essential today? 2. If you could give a prehistoric person one item from today what would it be? 3. Why is writing important for civilizations? 4. Why is theater/drama important to

    asked by Bone
  278. Algebra

    write a rule for the function of input(x) is 0,4,8,12 and output(y) is 5,7,9,11

    asked by Breckyn Murphy
  279. Chemistry

    When you mix sodium bicarbonate and calcium chloride with bromothymol (and indicator that changes color when a chemical reaction occures) what does it create?

    asked by Geoff
  280. calculus

    Maximize p = x + y subject to x + 3y =0

    asked by liz
  281. Math

    Mr. Smith bought shoes for $ 120 and a suit for $ 340. Find the total cost including tax if the tax rate is 5.5%. (a)$485.30 (b)$48.53 (c)$ 358.70 (d)$460 (e)$406

    asked by Pete
  282. algebra

    Mike drove 80 miles per hour. How long will it take Mona to drive 100 miles.

    asked by BOB
  283. science

    What is acceleration?

    asked by Mubin
  284. Math

    5x+3y=-11, 7x-2y=19 solve by elimination. Sol'n: 5x+3y = -11 ---(1)x 2, 10x + 6y = -22 ----(1') 7x-2y = 19 ---(2)x 3, 21x - 6y = 57 ----(2') add 1' and 2' 31x = 55, divide by 31 on both side to obtain the value of x, x = 35/31 then find y: from (2)

    asked by Katie Lee
  285. calculus

    What is wron with the following proof limx->3 2x=6? Suppose that Epison=1 and delta=1/2. Then if absolute value x-3

    asked by Anonymous
  286. CIS

    1.) Encrypt the hexadecimal message F9E8 using the Rail Fence cipher for binary numbers with 3 Rails. [Give answer in hexadecimal encrypted message] 2.) Decrypt the hexadecimal encrypted message CDEF created by the Rail Fence cipher for binary numbers with

    asked by Francesca
  287. Spelling

    Some of the sentences below are not complete. Rewrite the passage so that all have both a subject and an action. Turning the attic into another bedroom was a great idea. One problem, though. Like living on the equator. Al least when the sun is shining. I

    asked by Math is My Life
  288. chemistry

    A student suspected that an unknown was undergoing a chemical change at its melting point. Suggest a simple method for testing this hypothesis.

    asked by sammy