1. Calculus

    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 6.7 seconds after the stone is dropped? Use the position function for free-falling

    asked by Zoey on September 19, 2014
  2. Easy Math??

    Carol started from home on a trip averaging 30 miles per hour how fast must her mother drive to catch up to her in 3 hours if she leaves 30 minutes after Carol? Use an equation to solve your work. a.35 mph b.39 mph c.40 mph I heard that the answer is a,

    asked by Ryan on July 30, 2015
  3. statistics

    Suppose a Stat 1450 web class has 15 males (8 are also students at OSU) and 12 females (7 are also students at OSU). What is the probability that a randomly selected student is either female, or also a student at OSU? Submit answer in decimal form and

    asked by john smith on February 8, 2014
  4. psychology

    Tell me how to put it together!" Kent demanded. "I can't." Alvin complained. "I know how to do it, but I can't just tell you or write it down. It just all comes together one step after another. "Alvin is attempting to explain: a. the importance of timing

    asked by vedrana on November 16, 2011
  5. Language Arts

    Suppose this selection is an excerpt from a biography. Which of the following changes would make it fiction rather than nonfiction? A. Transforming it into a first-person account by Louise B. Transforming it into a dialogue between Louise and a snake C.

    asked by Callie on December 1, 2014
  6. English Expression

    When we answer the praise or the favorable word of the other person, we can use this expression, "I'm glad you like it." When we express an opinion that an item is great, we can use this expression, "To me, this is the best watch in the world!" We can use

    asked by John on May 16, 2008
  7. Math - Exponential Decay

    Radium decays exponentially. Its half-life is 1,690 years. How long will it take for a 50-gram sample of radium to be reduced to 5 grams? 1/2P = Pe^(-1690k) (ln1/2)/(-1690) = k 4 x 10^-4 = k 5 = 50e^-kt ln0.1 = -kt ln0.1/-k = t 5,630 years = t ...but

    asked by Anonymous on January 24, 2009
  8. math Steve helps me

    1.64g of a mixture of cac03 and mgc03 was dissolved in 50ml of 0.8 m Hcl. The excess of acid required 16ml of 0.25< NAOH for neutralization. Calculate the percentage of cac03 and mgc03 in the sample The right answer mgc03 52.02% and caco 47.98% You need to

    asked by Fai on December 25, 2013
  9. math

    #Plz i need your help guys (the answer for this question)# If you deposit sh. 100,000 in a bank which gives 12% interest rate per year. How much will you earn after 1 year and 6 months? Steve today at 5:42am That would be 100000 * .12 * 1.5 kelvin today at

    asked by kelvin on April 28, 2018
  10. geometry

    A street that is 155m long is covered in snow. City workers are using a snowplow to clear the street. The snowplow has tires that are 1.5m in diameter. How many times does a tire have to turn in traveling the length of the street? Use the value 3.14 for π

    asked by lisa on July 16, 2015
  11. PHYSICS

    An object is thrown straight upwards from the ground at 28 m/s. Due to air resistance (a non-conservative force), the object loses 31.4 percent of its initial energy during its trip to reach maximum height. How much higher does the object travel if there

    asked by Kelsey on October 27, 2011
  12. Calc

    A ball is launched straight up from the edge of a cliff that is 250 m high. The ball's motion is given by s = 35t - 4.9t^2 where s is the ball's height in meters above the cliff top at time t seconds. With what velocity does the ball strike the ground at

    asked by Julie on February 9, 2016
  13. effective essay/healthful eating

    • Identify the topic and three subtopics for your expository essay. • Provide three credible sources from the Internet for your expository essay and cite the sources consistent with APA guidelines. • Address the following question: Which subpoint or

    asked by fee on July 23, 2010
  14. early chilhood development class or edu

    A safety factor that is important to successful nutrition education activities is: Answer a. allowing children to cook on burner tops b. preplanning all steps of the activity c. allowing children to taste from cooking pots d. providing boxes for children

    asked by sarah on November 27, 2011
  15. Physics

    An unstable high-energy particle enters a detector and leaves a track 1.35 mm long before it decays. Its speed relative to the detector was 0.992c. What was its proper lifetime? That is, how long would the particle have lasted before decay had it been at

    asked by Hercules on April 8, 2010
  16. English

    I'm writing a short answer, & i don't know if this quote goes with my explanation, the quote is,"three powerful nation,joined themselves together in the threat that if the U.S. blocked the expansion they would unite in ultimate action against the U.S." my

    asked by Clarissa on February 24, 2016
  17. Health insurance

    please check my answer thanks If both nondivorced of a dependent child have insurancce that will cover that child , which policy is considered to be the primary carrier for the child ? A the mother's insurance B the father's insurance C The coverage that

    asked by Anonymous on April 16, 2008
  18. chemistry

    A student investigating the properties of solutions containing carbonate ions prepared a solution containing 7.493 g Na2CO3 in a flask of volume 250 mL. Some of the solution was transferred to a buret. What volume of solution should be dispensed from the

    asked by chemistrry help! on May 2, 2010
  19. AP Physics B

    A soap bubble of index of refraction 1.43 strongly reflects both the red and the green components of white light. What minimum film thickness allows this to happen? (In air,the wavelength of red light is 703 nm, of green light 502.143 nm.) Answer in units

    asked by Daisy on February 19, 2013
  20. Biology

    If it happens that a neurotransmitter binds to a receptor site and produces a negative voltage, the probablity: A) that the neurons are densely connected increases B) of an excitatory response increase C)That the receiving neuron will fire decrease D)that

    asked by Rena on August 31, 2010
  21. math

    1.64g of a mixture of cac03 and mgc03 was dissolved in 50ml of 0.8M hcl. The excess of acid required 16ml of 0.25M naoh for neutralization. Calculate the percentage of cac03 and mgc03 in the sample The answer 52.02% mgc03 caco 47.98% Bob helps me step by

    asked by Fai on December 8, 2013
  22. English

    21. identify the sentence in which the underlined verb does notagree with its subject A. Both Sarah and Eleana are playing this Saturday (Are playing is underlined) B. Either of the girls are a good choice for a leader (Are is underlined) C. Everyone in

    asked by ranee on May 19, 2016
  23. Psychology

    Which of the following statements is false? A Childhood psychopathology is a relatively common occurrence. B Most childhood problems and disorders remit by the end of childhood. C Children today face greater stressors than they did in the past. D Young

    asked by Nia on October 14, 2009
  24. us history

    what factor caused the anger that led to the Boston massacre? a) Boston was occupied by the British soldiers. b) the colonists did not like the system of British taxes********* c) some american colonist disagreed with he kings policies.******** d) the

    asked by Ana on October 31, 2015
  25. Business Math

    Frank's base pay rate is $15.50 per hour, with overtime pay of time-and-a-half, and double-time for holidays. Calculate her gross pay if she worked 6.5 holiday hours in addition to 38.5 hours Monday through Saturday. (Round your answer to the nearest

    asked by Shiquita on December 5, 2014
  26. physics

    Years ago, a block of ice with a mass of about 22kg was used daily in a home icebox. The temperature of the ice was 0.0 degrees Celsius when delivered. As it melted, how much heat did a block of ice that size absorb? The latent heat of fusion of water is

    asked by Norah on November 20, 2010
  27. physics

    ok it says a shopper in a supermarket pushes a cart with a force of 36N directed at an angle of 26 degrees downward from the horizontal. find the work done by the shopper on the cart as the shopper moves along a 50.6m length of aisle. answer in units of J.

    asked by Claudia on November 1, 2008
  28. Pre Algebra

    I am doing an ice cream cone project for math on cones and had to figure out the surface area for them, but there is a question that is "how to the surface and lateral area of each relate?" my teacher said you will see a pattern but i dont. i.e. sa=

    asked by Carrie on May 10, 2011
  29. physics

    In an arcade game a 0.144 kg disk is shot across a frictionless horizontal surface by com- pressing it against a spring and releasing it. If the spring has a spring constant of 164 N/m and is compressed from its equi- librium position by 7 cm, find the

    asked by Anonymous on February 10, 2013
  30. Spanish

    what is the most likely the reason that Spanish-speaking students in Costa Rica, Mexico, and Argentina all learn a second language in school? a. Spanish is a common language b. Spanish is not understood by many people c. it is important to be able to

    asked by Kaai97 on October 29, 2015
  31. Finance

    A grocery store manager must decide whether to buy four rug cleaners to rent to customers. The manager estimates that the first would yield $200 a year, the second $150, the third $75, and the fourth $20. If the interest rate is 12 percent and each rug

    asked by James on April 12, 2012
  32. Chem

    Determine the percent yeild of: KCl3(s)--> KCl(s)+ O2(g) 2.14g of KCl3 produces 0.67 of O2 I get 123% when the correct answer is 80% My work: KCl3: mm = 122.45, n =0.017 Theoretical yield: .017mol * 32g/mol Pecent Yield: 0.67g/ 0.544g *100% = 123%

    asked by Sara on October 7, 2009
  33. Ancient Rome

    Which was a result of Rome having a less rugged landscape than Greece? A. Roman city-states grew in isolation from one another. B. Rome was able to easily unify the whole Italian peninsula. C. Roman soldiers could not move around easily. D. Rome had to

    asked by Seria on November 1, 2018
  34. physics

    a worker drives a .551 kg spike into a rail tie with a 2.55 kg sledgehammer. The hammer hits the spke with a speed of 62.1 m/s. if one fourth of the hammers kinetic energy is converted to the internal energy of the hammer and soike, how much does the total

    asked by Emily on February 7, 2011
  35. English

    Could you please check if everything is correct? Thank you. 1) Thank you very much for having your students send email to their Italian partners. 2) Tomorrow I will distribute the emails to my students so that they can start the partnership. 3) Four more

    asked by Matthew on March 22, 2012
  36. Business management class

    When the government of Indonesia imposes a tax on imported electronics products to help its young electronics industry compete in the global marketplace, it’s imposing a/an _______ on foreign electronics products. A. import quota C. embargo B. protective

    asked by April on January 30, 2012
  37. college chemistry

    Which of the following statements is not true when a human is subjected to cold temperatures? Answer a.blood vessels dialate to help dissipate heat b.shivering causes the muscles to generate more heat c.blood vessels in the extremities constrict to reduce

    asked by barbra on November 4, 2010
  38. Algebra 3-4

    The first stage of a rocket burns 28 s longer than the second stage. If the total burn time for both stages is 152 s, how long does each stage burn? Describe how you found your answer. I was originally thinking to divide 152 by 2 then add 28, but I

    asked by Samantha on September 12, 2014
  39. Geometry

    Wilbur Wrong is flying his remote-control plane inn a circle with the radius 28 meters. He is holding the wire so that it is level with the ground. His brother, Orville Wrong, clocks the plane at 16 seconds per revolution. What is the speed of their plane?

    asked by Keenan on May 17, 2011
  40. Chemistry

    I don't understand how to answer this questions. I thought molecular weight was adding up the atomic weight of each element in a molecule...? If a 0.614g sample of a gas maintains a pressure of 238 mmHg when contained in a 1.0L flask at 0.0 degree Celcius,

    asked by Holly Y. on November 8, 2009
  41. Math

    A tractor tire has a diameter of 6 feet and is revolving at a rate of 45 rpm. At t=0, a certain point is at height 0. Write an equation to describe the height of the point above the ground after t seconds. The answer is apparently d=-3cos(3pi/2)t +3 But I

    asked by Andrew on January 1, 2015
  42. Mathematics - Trigonometric

    An electric motor turns at 2400 revolutions per minute or 2400 r/m. Find the angular velocity, in radians per second, in exact form and in approximate form, to the nearest hundredth. -------- This is what I've done so far and I don't know what to do next

    asked by Anonymous on November 5, 2007
  43. AP American History

    between 1785 and 1815, the indians of the northwest and canada allied themselves with the british because A) The british historically limited western expansion into indian lands B) the Americans had cut off all communication and trade with those tribes C)

    asked by Claire on October 29, 2008
  44. physics

    A metal rod is moving in uniform magnetic field of 2T with a velocity perpendicular to the direction of the field as shown on the diagram. If the speed of the rod is 5m/s and the distance between points A and B is 0.1 meters what is the potential

    asked by Maria on March 31, 2018
  45. physics

    A bomber flies horizontally with a speed of 225 m/s relative to the ground. The altitude of the bomber is 3010 m and the terrain is level. Neglect the effects of air resistance. The acceleration of gravity is 9.8 m/s2 . a) How far from the point vertically

    asked by Sonia on October 25, 2012
  46. spanish

    "Tengo mucha sed, mamá. ¿Dónde está la auxiliar de vuelo?" "_____ paciente. Está ayundando a otros pasajeros." a. sal b. ve c. ten d. sé "I'm very thirsty, mom. Where is the flight attendent?" "_____ patient. They're helping the other passengers."

    asked by y912 on June 8, 2009
  47. math

    You are still debating about the two different computers. If you are paid $15.00/hour and your deductions are FICA (7.65%), federal tax withholding (12%), and state tax withholding (8%), how many hours do you have to work to pay for the new computer? Be

    asked by jess on December 15, 2015
  48. ALGEBRA

    Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) $500 balance, 20% rate, $400

    asked by Daniel on November 27, 2011
  49. Chem

    Carbon disulfide (CS2) reacts with excess chlorine (Cl2) to produce carbon tetrachloride (CCl4) and disulfur dichloride (S2Cl2). If 67.1 g of CS2 yields 45.2 g of CCl4, what is the percent yield? (Hint, you must first write the balanced equation.) 67.36 I

    asked by Anonymous on September 26, 2012
  50. science

    1.Leeuwenhoek’s invention of the _____ made the development of the cell theory possible. * telescope * microscope * cork * magnified glass 2. Chlorophyll can be found in organelles called______. * amino acids * chloroplasts * Golgi bodies * ribosomes

    asked by please answer =)!!!!!! on November 30, 2012
  51. ALGEBRA

    Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) $300 balance, 18% rate, $250

    asked by Monic on May 17, 2012
  52. math

    posting again. my daughter is having trouble in input output finding the rule. we have done all the problem but one. cant figure out due in morning!!! whats the rule for problem input3 output9 input4 output16 input blank output25 input10 output100. please

    asked by lillie on May 23, 2013
  53. literature

    Why do authors use rhetorical devices in essays? a) to simplify the meaning of the main idea B)to increase the credibility of the essay C)to evoke a personal response from readers E)to show their skill as diverse writers F)to compare two or more essays

    asked by marie on March 8, 2017
  54. math

    Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) $500 balance, 20% rate, $400

    asked by Anonymous on December 4, 2011
  55. Science (chemistry) help please

    The following data was obtained from titrating a solution containing 25 mL of 0.0100 M MgCl2 solution, 1 mL of NH3OH buffer, and 10 drops of Calmagite with EDTA. Calculate the concentration of EDTA. Report the answer with three sig figs. I don't know what

    asked by andy on May 14, 2013
  56. Algebra w/Applications

    Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) $3,000 balance, 21% rate,

    asked by Traci on December 21, 2012
  57. chemistry

    i need some help with this i don't even know where to begin A solution of 62.4 g of insulin in enough water to make 1.000 L of solution has an osmotic pressure of 0.305 atm at 25°C. Based on these data, what is the molar mass (MW) of insulin (g/mol)?

    asked by Anonymous on May 1, 2007
  58. Day Care

    Which one of the following is a good traffic pattern arrangement? A. Exits should be routed away from heavily used play areas. B. For safety reasons, the kitchen area should be located as far as possible from the classrooms. C. Shelving, dividers, and

    asked by Cynthia on January 9, 2009
  59. physical science

    How is the concept of temperature interpreted by the kinetic theory? Read the KMT in your text, your notes, or the Internet. I shall be happy to critique your thoughts. I put ..... Temperature is directly proportional to the average kinetic energy of the

    asked by jan on June 22, 2007
  60. PHYSICS

    A spring gun, held horizontally 1.70 m above the ground, fires a 0.010 kg marble so that it lands a horizontal distance of 7.60 m away. If the gun is pointed straight up, and the same marble is fired, how high (in meters) will it rise? I tried using

    asked by Beckles on April 7, 2015
  61. chemistry

    a.Write the balanced chemical equation for the reaction of methane and sulfur. (Type your answer using the format CO2 for CO2. Use the lowest possible coefficients.) 1CH4 + 4S --> 1CS2 + 2H2S (b) Calculate the theoretical yield of carbon disulfide when

    asked by lyne on January 27, 2009
  62. physics

    A large storage tank, open to the atmosphere at the top and filled with water, develops a small hole in its side at a point 18 m below the water level. The rate of flow of water from the leak is 1.6 × 10−3 m3 /min. Determine the speed at which the

    asked by Anonymous on April 26, 2013
  63. Chemistry

    Aluminum granules are a component of some drain cleaners because they react with sodium hydroxide to release both heat and gas bubbles, which help clear the drain clog. The reaction is 2 NaOH(aq) + 2 Al(s) + 6 H2O(ℓ) −→ 2 NaAl(OH)4(aq) + 3 H2(g) What

    asked by Anonymous on May 1, 2015
  64. science

    I need help on science project ideas ,please give ideas on what I can do. The answer to this depends on how much time you have, your interests, and your background. I have always been rather favorable to testing the school and home drinking water for lead,

    asked by charnelle on October 20, 2006
  65. physics

    A 68.0 kg boy and his 45.0 kg sister, both wearing roller blades face each other at rest. The girl pushes the boy hard, sending him backward with a velocity 3.70 m/s toward the west. Ignore friction. How much chemical energy is converted into mechanical

    asked by tom on September 29, 2008
  66. math

    Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) $500 balance, 20% rate, $400

    asked by Anonymous on December 19, 2012
  67. Statistics- I'm stuck and its due tonight

    In a particular hospital, 6 newborn babies were delivered yesterday. Here are their weights (in ounces): 112, 96, 109, 126, 99, 106 Assuming that these weights constitute an entire population, find the standard deviation of the population. Round your

    asked by Rachal on February 13, 2011
  68. Algebra

    A manufacturer of shipping boxes has a box shaped like a cube. The side length is (5a + 4b). What is the volume of the box in terms of a and b? Show your work. (5a+4b)^3 =(5a+4b)(5a+4b)(5a+4b) =(25a2+40ab+16b2)(5a+4b) = 125a^3 + 100a^2b + 200a^2b + 160ab^2

    asked by Alexa on February 17, 2016
  69. Chemistry

    A compound of carbon, hydrogen, and oxygen was burned in oxygen, and 2.00g of the compound produced 2.868 g CO2 and 1.567 g H2O. In another experiment, 0.1107 g of the compound was dissolved in 25.0 g of water. This solution had a freezing point of -0.0894

    asked by Desz on August 6, 2013
  70. physiscs

    A 10g sample of an unknown ionic compound is dissolved, and the solution is treated with enough AgNO3 to precipitate all the chloride ion. If 30.1 g of AgCI are recovered, which of the following compound could be the unknown? A. NaCI B. NaNO3 C.BaCI2 D. Mg

    asked by Jay on November 14, 2010
  71. Undamped, forced oscillation

    Undamped, forced oscillation?!?!? I have this question and can't seem to get the right answer. Damping is negligible for a 0.130 kg object hanging from a light 6.30 N/m spring. A sinusoidal force with an amplitude of 1.70 N drives the system. At what

    asked by bre on April 8, 2010
  72. Health, Fitness, and Nutrition

    The item below has been reviewed and is scheduled to be updated. All students will receive full credit for any response to the following. Please select two answer options to receive full credit for this question. (2 points) which nutrients provide energy

    asked by Victoria on May 22, 2017
  73. English

    Read this excerpt from Alfred, Lord Tennyson's "Crossing Bar." "For though from out our bourne of Time and Place/The flood may bear me far,/I hope to see my Pilot face to face/When I have crost the bar." Which mood does Tennyson evoke as he contemplates

    asked by Cassie on May 14, 2015
  74. social studies

    Which of the following actions is a check by the legislative branch on the actions of the executive branch? 1. The Congress overrides a presidential veto. 2. Senators are elected every six years. 3. Representatives of Congress have limits on campaign

    asked by miss on May 28, 2016
  75. Phyics

    two blocks are moving down a ramp that is inclined at 30.0. Box 1(of mass 1.55kg) is above box 2(of 3.1kg) and they are connected by a massless rod. Find the tension of the rod if the coefficient of kinetic friction for box 1 is .226 and box 2 is .113 my

    asked by Jess on November 26, 2015
  76. Personal Fiance

    You think that in 8 years it will cost $247,000 to provide your child a 4-year college education. Will you have enough if you take $77,000 today and invest it for the next 8 years at 8 percent? Round the answer to the nearest cent. Round FV-factor and

    asked by Michelle on January 19, 2018
  77. English

    1. My Brother wanted to become a clown, and nothing could dissuade him. Dissuade meaning: a) deter * b) humor c) persuade d) encourage 2. There she is, Miss America, but even in my up-to-date, enlightened dreams, she never wears my face. Enlightened

    asked by T on May 8, 2019
  78. 5th Grade Math

    Complete each pattern: 25,_____61,_____ We are thinking 43 and 80 since you can count up and down by even and odd. 64,_____,_____,_____,32 This one is no clue 25,43,61,80 YOUR RIGHT ABOUT THIS ONE 32,40,48,56,64 YOU GET THE ANSWER BY MULT BY 8'S Thank you

    asked by Trudy & Mark on October 5, 2006
  79. Introduction to computers

    Your boss is considering a BYOD program for your company. He asks you if there are any negatives to such a program. What do you tell him? A. It limits the freedom of the user to access websites and applications. B. It introduces security and control

    asked by Lisette on November 7, 2013
  80. physics

    A steel ball has a mass of 3.8 kg and rolls along a smooth, level surface at 56 m/s. (a) Find its kinetic energy. 1 I got 404.32J bu it doset work (b) At first, the ball was at rest on the surface. A constant force acted on it through a distance of 22 m to

    asked by Amelia on May 10, 2012
  81. physics

    i have noo idea how to do this, please hellppppp A 15.6 kg block is dragged over a rough, hor- izontal surface by a constant force of 72.2 N acting at an angle of angle 34.8 above the horizontal. The block is displaced 24.6 m and the coefficient of

    asked by ally on February 25, 2011
  82. Social Studies

    Which of the following is an example of how the first Americans adapted to their resources? A. The lived along coastlines and fished. B. Settlers near the Arctic circle built homes of reeds and branches. C. Settlers in present-day Mexico built houses of

    asked by Gwen on September 11, 2014
  83. Accounting

    In the context of determining fair value, the exit price refers to: A. The amount the firm would receive if it sold a given asset. B. Amount the firm would pay if it bought an asset of the same type and condition as the one being valued. C. Sum of the

    asked by Anthony on August 12, 2015
  84. Calculus

    Camille purchased a 10-yr franchise for a computer outlet store that is expected to generate income at the following rate measured in dollars/year. R(t) = 400,000 If the prevailing interest rate is 10%/year compounded continuously, find the present value

    asked by Anonymous on July 17, 2013
  85. Finance

    Lance Industries borrowed $130,000. The company plans to set up a sinking fund that will repay the loan at the end of 18 years. Assume a 6% interest rate compounded semiannually. What amount must Lance Industries pay into the fund each period? Check your

    asked by D Johnson on May 5, 2013
  86. Chemistry

    hi this seems simple but i cant figure it out. If a 0.46 kg hot copper pan lost 9.8x103 J of heat as it cooled down to 54°C, what was its original temperature? I used the 24.44 j/molK for heat capacity, is not this one? found on wikipedia: copper this is

    asked by justin on August 20, 2013
  87. Math

    On a TV game show, the contestant is asked to select a door and then is rewarded with the prize behind the door selected. If the doors can be selected with equal probability, what is the expected value of the selection if the three doors have behind them a

    asked by B.B. on August 10, 2009
  88. Direct and indirect guidance

    When the teacher noticed that the children were starting to throw sand in the sensory table, he restated the limit of keeping sand in the table and then added animals. How has he increased options? A. Introducing new materials B. Focusing on remediation C.

    asked by Diana on April 17, 2019
  89. physics

    Suppose a piano tuner hears 2 beats/second when listening to the combined sound from the tuning fork and the piano note being tuned. After slightly loosening the string, she hears 1 beat/second. Should she continue to loosen the string or tighten it in

    asked by allexelle on July 11, 2015
  90. math

    jason leaves detroit at 2 pm at a constant speed. he passes ann arbor, 40 mi. from detroit, at 2:50 pm. express the distance traveled in terms of time elapsed. i know d=rt. t=50 min. d=40 mi. does that mean the r= 4/5 mi/min. ? but how would u get the

    asked by hawkstar on September 28, 2006
  91. Physics

    In a particular crash test, an automobile of mass 1295 kg collides with a wall and bounces back off the wall. The x components of the initial and final speeds of the automobile are 25 m/s and 1.5 m/s, respectively. If the collision lasts for 0.11 s, find

    asked by Kevin on February 1, 2015
  92. Statistics

    It costs you $10 to draw a sample of size n=1 and measure the attribute of interest. You have a budget of $1,200. a. Do you have sufficient funds to estimate the population mean for the attribute of interest with a 95% confidence interval 4 units in width?

    asked by Meagan on May 3, 2008
  93. algebra

    simplify:(3x0 ynegative 4)(2x2 y)3 this is hard to break down but i got 6x6/y but my sister said it could either be 24x6/y or 216x6/y6 if not any break it down and tell me which one is right thank u please keep it clear and simple so i can understand

    asked by Anonymous, on August 19, 2008
  94. ALGEBRA

    Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. (Round your answer to the nearest cent.) $300 balance, 18% rate, $250

    asked by Mike on April 29, 2012
  95. Anatomy

    Graded potentials are: arise when ion movement causes a minor change in the resting membrane potential. usually propagate down the length of an axon. occur when voltage-gated channels open. are most often observed in axons. are usually associated with ion

    asked by Shannon on November 9, 2014
  96. chemistry

    A box with a square base and no top is to be made from a square piece of carboard by cutting 7 in. squares from each corner and folding up the sides. The box is to hold 16128 in3. How big a piece of cardboard is needed? Your answer is ?in by ?in Ooops, I

    asked by Sara on July 8, 2010
  97. physics

    A bomber flies horizontally with a speed of 367 m/s relative to the ground. The altitude of the bomber is 4020 m and the terrain is level. Neglect the effects of air resistance. The acceleration of gravity is 9.8 m/s2 . a) How far from the point vertically

    asked by Anonymous on October 22, 2011
  98. History

    what is the term meant for "A vote on an initiative" were doing a corssword the answer as far has 10 spaces and acording to my other answers to the cross word the second and fourth letters are "e" Also... "Name of the policies supported by Woodrow Wilson"

    asked by History on October 20, 2009
  99. economics

    1. A sudden escalation in medical costs for treatment of ischemic heart disease would immediately: Answer Benefit providers. Be passed on to consumers. Benefit insurance companies. Decrease insurance company profits in the short term. Decrease tax revenues

    asked by john on January 17, 2015
  100. university of phoenix

    4.Suppose you administered an anxiety test to a large sample of people and obtained normally distributed scores with a mean of 45 and standard deviation of 4. Do not use web-calculator to answer the following questions. Instead, you need to use the Z

    asked by shirley on November 29, 2011

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