Questions Asked on
July 16, 2014

  1. statistics

    A committee of three people is to be formed. The three people will be selected from a list of five possible committee members. A simple random sample of three people is taken, without replacement, from the group of five people. Using the letters A, B, C,

    asked by kenny
  2. algebra

    A movie theater has 400 seats. Tickets at the theater cost $8 for students, $10 for adults, and $7 for senior citizens. On a night when all the seats were sold, the theater made $3,535 from ticket sales. If the number of adult tickets sold was 10 less than

    asked by Anonymous
  3. math

    Determine if the statement is always, sometimes, or never true: A right triangle is an obtuse triangle. always sometimes never

    asked by kyle
  4. justice

    Locke’s purpose in examining the “state of nature” is:

    asked by Anonymous
  5. math

    A picture frame is 18 inches long and 8 inches tall. It is 2 inches wide on all 4 side. What is the area of the picture frame?

    asked by hannah
  6. math

    In a certain class there are 12 boys and 18 girls. If the class average for an algebra exam is 90 and the boys' average score is 87, what is the girls' average score?

    asked by John
  7. Design

    Design a class named StockTransaction that holds a stock symbol (typically one to four characters), stock name, number of shares traded, and price per share. Include methods to set and get the values for each data field. Create the class diagram using

    asked by reem
  8. geometry

    in triangle de, FE = 12 and m d=62. Find DE to the nearest tenth.

    asked by heather easler
  9. math

    Which statements about a rhombus are always true? Its diagonals are congruent. All angles are congruent. All sides are congruent. Its diagonals are Û to each other.

    asked by kyle
  10. calculus

    The number of Drosophila fruit flies in a controlled experiment assumes the following growth pattern when the food source is limited: N(t) = 120/(1+11e^(−0.4t)) D. At what rate is the number of fruit flies increasing after 4 days?

    asked by Anonymous
  11. calculus

    The number of Drosophila fruit flies in a controlled experiment assumes the following growth pattern when the food source is limited: N(t) = 120 1+11e−0.4t where t measured in days. A. How many fruit files were there in the beginning? B. What is the

    asked by Anonymous
  12. geometry

    one side of a parallelogram has endpoints (2,1) and (3,5) The endpoints for the opposite side are (5,2) and (6,6) true or false

    asked by justin
  13. science

    At a murder scene, you have started making an image of a computer’s drive. You’re in the back bedroom of the house, and a small fire has started in the kitchen. If the fire can’t be extinguished, you have only a few minutes to acquire data from a 10

    asked by Terry
  14. math

    Which of the following is a negation of the statement below? All cats are not mammals. All mammals are not cats. All cats are mammals. Some cats are mammals. All mammals are cats.

    asked by kyle
  15. maths

    In the equation (he)^2 = she the letters represent digits.Find replacements for the letters to make the statement true.

    asked by Noah Sithole
  16. english

    Analyze the sentence to select the adverb clause, subordinating conjunction, and the word(s) modified in the appropriate boxes below. Please get to bed early since you have a test tomorrow.

    asked by angie
  17. eng III

    Analyze the sentence to select the adverb clause, subordinating conjunction, and the word(s) modified in the appropriate boxes below. He responds whenever he is called.

    asked by angie
  18. math

    A girl walks 3/4 of the way home in 18 minutes. At the same rate, she can walk the rest of the way home in A. 4 1/2 minutes B. 6 minutes C. 9 minutes D. 24 minutes

    asked by John
  19. geometry

    which set of ordered pairs has point symmetry with respect to the origin (0,0) 1- (-12,5), (-5,12) 2- (-12,5), (12,-5) 3- (-12,5), (-12,-5) 4- (-12,5), (12,5)

    asked by kyle
  20. Precal

    A ski patroller pulls a rescue toboggan across a flat snow surface by exerting a force of 45 pounds on a handle that makes an angle of 22° with the horizontal. Find the work done in pulling the toboggan 160 feet.

    asked by Anonymous
  21. science

    The cider is heated from an initial temperature of 4°C to a final temperature of 65°C. The steam enters the heat exchanger as 50% quality steam and exits as water condensate at 85°C. Calculate the mass of steam required to heat 150 kg of cider. (For the

    asked by na
  22. calculus

    C(q) = q3−60q2+1200q+760 for 0 ≤ q ≤ 50 and a price per unit of $551. Round your answers to the nearest whole number. a) What production level maximizes profit? q = b) What is the total cost at this production level? cost = $ c) What is the total

    asked by Anonymous
  23. Calculus Help!

    At a price of $7.5 per ticket, a musical theater group can fill every seat in their 1500 seat performance hall. For every additional dollar charged for admission, the number of tickets sold drops by 95. a) What ticket price maximizes revenue? Round your

    asked by Anonymous
  24. algebra

    In their last basketball game, Becky scored twice as many points as Min. Together, they scored 42 points. How many points did Becky score?

    asked by Anonymous
  25. Algebra

    Translate the phrase to mathematical language. Then simplify the expression the difference between 119 and -40 What is a numerical expression for the phrase?_________(Do not Simplify) Now simplify the expression

    asked by sharon
  26. English

    Rewrite the following paragraph. Add colons and semicolons where needed. Note that a spelling/grammar-checker does not always catch these errors. One of the most exciting experiences in my life was traveling to Uruguay in South America in June of 2005,

    asked by Susan
  27. Math

    A park is open 16 weeks of the year. An equation that models the cost function in thousands is: c(x){5, 00 Determine the profit function for x>0

    asked by Samra
  28. Chemistry

    I got 0.907 KJ for ΔHcomb but I don't know if its correct. I also don't know how to write the equation. -------- question: A calorimeter is filled with 10.0 mole of methane gas and an excess of oxygen. When burned, the ignition wire releases 107.2 J of

    asked by Liz
  29. Science

    a jogger with a mass of 60.0kg is moving at a speed of 3.0m/s. what is the jogger's kinetic energy? KE=270 joules Can you show me the steps to this answer please.

    asked by Duane
  30. math

    The base of a rectangular prism is 6 inches - 9 inches. what is the lateral area of the prism

    asked by hannah
  31. Chemistry

    I got 0.907 KJ for ΔHcomb but I don't know if its correct. I also don't know how to write the equation. -------- question: A calorimeter is filled with 10.0 mole of methane gas and an excess of oxygen. When burned, the ignition wire releases 107.2 J of

    asked by Liz
  32. economics

    what is the rate of return on an initial investment of $2000 and you generate $500 return?

    asked by mark c
  33. mathematics

    A balloon is in the shape of a cylinder with a hemisphere at both ends.The height of the cylinder is 4 times that of the radius.Air is pumped in the balloon at a rate of 60cm cubed per second .At what rate does the surface area change if the radius is 8cm?

    asked by kgothy
  34. physics

    Determine the banking angle needed to make a high-speed turn off a highway exit ramp with a radius of 720 m if the vehicle is travelling at 80 km/h. Assume there is no friction.

    asked by lauren
  35. Math

    Most credit cards require that you pay a minimum monthly payment of 2% of the balance. based upon a balance of $5,270.00, what would be the minimum monthly payment.

    asked by Collene
  36. physics

    A power station with an efficiency of 0.35 generates 10^8 W of electric power and dissipates 1.86 ✕ 10^8 W of thermal energy to the cooling water that flows through it. Knowing the specific heat of water in SI units is 4184 J/kg°C, calculate how many

    asked by boy
  37. physics 2

    find the speed of proton 0.08m,mass of proton is 1.67x10^-27 kg

    asked by arcy
  38. Economics

    What is the future worth of P6oo deposited at the end of every month for 4 years if the interest rate is 12% compounded quarterly?

    asked by Alyanna
  39. math

    A 3,5 m-long stick casts a shadow that measures 5,2 m on the ground what is the height of a flagpole that casts a 29,2 m-long shadow?

    asked by Michelle Nkadimeng
  40. CHEMISTRY

    I have trouble how to resist pH in buffer solutions ( in acidic buffer , and in basic buffer ) when we add an acid , and a base ! how the reactions in buffer follow Le chatlier's principle ?

    asked by MAD
  41. CHEMISTRY

    HF + H2O H3O+ + F- By dissolving 0.03 mol HF in 1 L water , seen that [HF] at the equilibrium is 0.027 M , then : 1) If we divide 0.03 mol/ 1 L it would be 0.03 M , why that difference ? 2) How many moles HF in 1 L water is required to reach the

    asked by MAD
  42. Social Studies

    what was the name of Lincoln's home and where was it located? Answer: I think his home was located in Springfield Illinois, and the name of his home was Lincoln's home.

    asked by Anonymous
  43. Math (Discrete Math)

    find the least positive integer N so that 1

    asked by excel
  44. math

    15feet 6 inches cut in half equals

    asked by Anonymous
  45. Chemistry

    An aqueous solution of NaCl is 270m. If the density of the solution is 1.20g/ml. Find a) % NaCl by mass b) Molarity of NaCl in the solution.

    asked by Arwida
  46. fracton

    Laufren had a handful of m&m there were 4 red 1 orange and 1 blue. What fracion reprsent the number of red m&m

    asked by trevon
  47. public speaking

    Your central idea is a statement that captures in a single sentence:

    asked by kim
  48. english

    We swam for two days, and we were tired. please I need this sentence with out a comma splice Is this is correct? We swam for two days and we were tired. Underneath that, write the corrected sentence without the comma splice.

    asked by antonio
  49. Social Studies

    what was the name of George Washington's home and what is the location of his home? Answer: Mount Vernon was the name of his home and its location was on the Potomac River

    asked by Anonymous
  50. calculus

    At a price of $7.5 per ticket, a musical theater group can fill every seat in their 1500 seat performance hall. For every additional dollar charged for admission, the number of tickets sold drops by 95. a) What ticket price maximizes revenue? Round your

    asked by Anonymous
  51. ACCOUNTING ASSIGNMENT

    case from : ACCOUNTING FRAUD WORLDCOM There will be a (7) seven page report,excluding figures, tables, appendices, and references,required for the term paper. The written report must be typed, single sided, and 1.5 lines-spaced. The following items and

    asked by Anisha
  52. History

    Question about Puritans behavior in Massachusetts? I was given a picture that wont let me post on here. The top picture has a cowboy boot and a book, and the second picture has a more feminine boot, with dice, a cup, etc. And have to answer: What does the

    asked by Melanie
  53. science

    A horizontal spring-mass system has low friction, spring stiffness 210 N/m, and mass 0.6 kg. The system is released with an initial compression of the spring of 11 cm and an initial speed of the mass of 3 m/s. suppose that there is energy dissipation of

    asked by hannah
  54. anatomy

    How does coronary artery disease affect normal homeostasis of the cardiovascular system

    asked by Gabby
  55. American literature

    5. Is Hester consistent in her rebelliousness?

    asked by Anonymous
  56. art history

    A mastaba is:

    asked by jay
  57. homework help

    can you please read my response to : . Is Hester consistent in her rebelliousness? In this story The Scarlet Letter, Hester Prynne to rebel from within the walls of her enemies’ territory. The rebellion is mainly an inner transformation. As she makes her

    asked by kiki
  58. Math

    Prove or disprove If a/b - 2c and a/2b + 3c then a/b and a/c

    asked by Anonymous
  59. math

    for all integers a, b, c, If a/b - 2c and a/2b + 3c then a/b and a/c Is a question from discrete mathematics Thanks for your help.

    asked by Anonymous
  60. english

    Analyze the sentence to select the adverb clause, subordinating conjunction, and the word(s) modified in the appropriate boxes below. When you obey your parents, you please the Lord.

    asked by zo
  61. medical coding

    To fully eliminate all infectious microorganisms, which of the following measures must be used?

    asked by beverly
  62. math

    how to write 50 thousand please i need the answer today

    asked by angela
  63. math

    If length of one side of a 3x3 square is four times, and the length of the adjacent side is tripled, the perimeter of the new rectangle is how many times bigger than the perimeter of the original square? please explain and show work.

    asked by Johnny
  64. Math

    A retail outlet purchased 300 printers at a list price of $100 less 7%, and 6%. The rate of markup on selling price on the printers was 40%. After selling 40% of the shipment, the rest of the printers were marked down to a reduced selling price. When there

    asked by Ian
  65. Math

    A trundle wheel can be used to measure the walking distance between two locations. a) If the diameter of a trundle wheel is 45cm, how far will a person have walked when the wheel makes one full rotation? b) If a person walks for 0.7km, how many times has

    asked by Anonymous
  66. math

    Bob's age is now 3 times of Tom's age. Twelve years from now, tom will be 15 years old. How old is Bob now? please explain and show work

    asked by Johnny
  67. math

    What number, when has "4" as exponent and increases by 4, is equal to the product 26 and 10?

    asked by Johnny
  68. Math

    for all integers a, b, c, If a/b - 2c and a/2b + 3c then a/b and a/c Thanks for your help.

    asked by Anonymous
  69. Spanish help

    1. ¡Qué sabrosa está la paella! Le voy a pedir _______ a mi amiga. A. la mostaza B. la receta C. el cocinero D. la masa I said B 2. Tengo que llevar un plato a la fiesta de Marta, pero no sé cocinar muy bien. ¿Qué debo hacer? Sugiero que _____ una

    asked by Eri
  70. math

    A girl walks 3/4 of the way home in 18 minutes. At the same rate, she can walk the rest of the way home?

    asked by John
  71. nau

    4x+y==21 7x-4y=8

    asked by ann
  72. English - Miss Sue Help!!!

    Rewrite the following paragraph. Add colons and semicolons where needed. Note that a spelling/grammar-checker does not always catch these errors. One of the most exciting experiences in my life was traveling to Uruguay in South America in June of 2005,

    asked by Susan
  73. trig

    In 60 ft. Run sith a 21 degree slope what is rise(ft)

    asked by kenny
  74. macreconomics

    Due to an increase in the internet security threats, the government wants to apply a price control in this market to encourage more people to become internet security professionals. Assume that a wage control is set at $75,000. Will this increase the

    asked by Pooh
  75. calculus

    N(t) = 650 1+649 e−0.5 t . (You may wish to sketch a graph of N(t) to help you understand this situation and answer the questions below.) (a) How many people will have heard the rumor after 2 hours? After 12 hours? (b) When will half the people have

    asked by Anonymous
  76. math

    a saleman, after deducting his commission of 6%, remits $2491 to his company. The gross amount of the sale amounted to.

    asked by Mary
  77. calculus

    Year 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 % having VCR 0.2 0.3 0.7 1.2 2.4 4.6 8.7 15.5 23.9 34.2 45.4 50.6 56.6 61.3 (a) During what year does the point of "diminishing returns" (i.e., the inflection point) appear to take

    asked by Anonymous
  78. math

    at the rate of 360 miles per hour, how far would an airplane travel in 1 hour and 20 minutes

    asked by Mary
  79. math

    A regular hexagon has sides of 5 feet. What is the area of the hexagon

    asked by hannah
  80. chemistry

    When 3.00 moles of sodium are reacted with large amounts of chlorine gas 145.8 g of sodium chloride are produced determine percentage yield

    asked by Veronica
  81. geometry

    What is the distance between (-4,3)and (5,-2)

    asked by kyle
  82. calculus

    N(t) = 120/(1+11e^(−0.4t) D. At what rate is the number of fruit flies increasing after 4 days?

    asked by Anonymous
  83. Work Ethic

    How do I work efficiently without getting distracted?

    asked by Chris
  84. analytic geometry

    the three vertices of a triangle are at A (-4,5), B(-5,3) and C (3,-4), show that the line joining the midpoint of the sides AC and BC is parallel and equal to one-half of AB . solve

    asked by rachel
  85. analytic geometry

    the three vertices of a triangle are at A (-4,5), B(-5,3) and C (3,-4), show that the line joining the midpoint of the sides AC and BC is parallel and equal to one-half of AB . solve

    asked by rachel
  86. Algebra

    The length of a side of a rectangle is 2 units less than a number, and the width is 4 units more than the length. Which of the following expressions represents the area of the rectangle, in square units? A. x^2+2x+4 B. x^2-2x+8 C. x^2-4 D. x^2+4

    asked by Emma