Questions Asked on
August 20, 2009

  1. Economics

    Explain how each of the following people would talk about scarcity and trade-offs. a) The President of the United States: b) The leader of a developing nation. c) A U.S. citizen whose income is in the top one percent. d) A U.S. citizen whose income is in

    asked by Anonymous
  2. Math

    If the hypotenuse of a right triangle is 13 and one of its legs is 5, find the area fo the triangle. Answer Choices 20 40 45 30 25 I know a hypotenuse the side of a right triangle opposite the right angle. You can't multiply the hypotenuse with one of the

    asked by Sahana Epari
  3. Physics

    A 4.0 kg block is stacked on top of a 12.0 kg block, whcih is accelerating along a horizontal table at a = 5.2 s^-2 m. Let Mu k = Mu s = Mu. (a) What mininum coefficent of friction Mu between the two blocks will prevent the 4.0 kg block from sliding off?

    asked by QUESTION
  4. 5th grade English

    1. Many useful tools are made from metal. 2. Steel is an important metal for buildings and tools. 3. An iron bar will rust over time. 4. Oxygen from the air mixes with the metal. 5. That orange deposit on the outside surface is called rust. 1.

    asked by Tracy
  5. Physics

    this one is kind of hard A bicyclist can coast down a 7.0 degree hill at a steady 9.5 h^-1 km. If the drag force is proportional to the square fo the speed v, so that Fd = cv^2, calculate (a) the value fo the constant c and (b) the average force that must

    asked by QUESTION
  6. Physics

    ok part (b) A 4.0 kg block is stacked on top of a 12.0 kg block, whcih is accelerating along a horizontal table at a = 5.2 s^-2 m. Let Mu k = Mu s = Mu. (a) What mininum coefficent of friction Mu between the two blocks will prevent the 4.0 kg block from

    asked by QUESTION
  7. MATH Prob.

    There are 6 contestants in a singing competition. How many different ways can first, second, and third place be awarded?

    asked by Twg
  8. Math 117

    1.) A rectangular solid and a circular cylinder have the same volume and the same height. The base of the rectangular solid is a square. Which (if any) of the following statements are true? (i) The rectangular solid and the cylinder have the same base

    asked by Zack
  9. .. need help with this question asap pls

    a vending machine dispenses coffee into an eight -ounce cup. The amount of coffee dispensed into the cup is normally distributed with sd 0.02 ounce . you can allow the cup to overfill 5% of the time .What amount should you set a mean amount of coffee to be

    asked by righteous dude
  10. physics

    How are you able to determine if conservation of momentum occurs in each collision?

    asked by Hannah
  11. MATH Prob.

    There are 8 members on a board of directors. If they must form a subcommittee of 3 members, how many different subcommittees are possible?

    asked by Twg
  12. Physics

    Determine a hypothesis for the given collisions by answering the following question. Which collisions will experience conservation of momentum? I really do not understand what to do!

    asked by Hannah
  13. MATH Prob.

    How many different ways can a teacher line up 5 students for lunch?

    asked by Twg
  14. English

    That orange deposit on the outside surface is called rust. deposit---simple subject is---simple predicate

    asked by Tracy
  15. 5th grade English

    That orange deposit on the outside surface is called rust. Is the correct answer deposit---simple subject is--simple predicate

    asked by Tracy
  16. Math

    The legs of an ironing board are equal in length and bisect each other at the point where they cross. What generalization about parallelograms ensures that the ironing board will always be parallel to the floor, regardless of the height of the board above

    asked by Anonymous
  17. AP World History

    Who can compare&contrast North American racial ideologies with Latin American/Caribbean racial ideologies from the years 1500-1830? Where can I get information about this topic?

    asked by Leah
  18. math!

    hi im lauren and i have a big math test tomorrow(7th grade) and i need 2 know wht interval means. And i need the expalnation 2 be so simple that a little kid can understand it. lol. Can someone answer like in the next 10 mins plz! thx!! hurry peeps!!lol

    asked by lauren
  19. Discussion Question 2

    Select one of the essays from the Examples of Effective Conclusions section in Effective Introductions and Conclusions. Which article did you choose? What kind of conclusion does the writer use? What is the impact of that kind of conclusion in this essay?

    asked by Anonymous
  20. MATH Prob.

    When a single card is drawn from an ordinary 52-card deck, find the odds in favor of getting the 4 of spades.

    asked by Twg
  21. arabic

    can someone please tell me what haqibah means in english? it is an arabic word. i think it means suitcase but i'm not sure i've searched it on google but i didn't find my answer i have to teach it to a student, please help me as soon as possible thanks

    asked by y912f
  22. Geometry

    A designer of a sports field wants to find the length of the diagonal of a square lot that is 240 feet on each side Explain how she can calculate this distance rather than measure it.

    asked by Anonymous
  23. Math

    The range of the function y = 3 sec x - 2 is what?

    asked by Anonymous
  24. History

    Can you give me some web sites were, I can find this information at? How did George Washington John Adams and Thomas Jefferson affect the powers of the presidency?

    asked by tonya
  25. art

    Select one of the essays from the Examples of Effective Conclusions section in Effective Introductions and Conclusions. Which article did you choose? What kind of conclusion does the writer use? What is the impact of that kind of conclusion in this essay?

    asked by Anonymous
  26. legal

    need help finding civil law cases on car accidents

    asked by tegan
  27. science

    i need science words for shakira

    asked by shakira
  28. economics

    Discuss similarities and differences in the roles economists play as policy advisors and as scientists. How would advice offered to policymakers differ depending on which role an economist assumes?

    asked by theresa
  29. science

    how do we use science as a tool?

    asked by Tina
  30. math

    How many times does the number "9" appear in the page numbers of a 100-page newspaper? Choose from the possible answers below. ( )9 ( )10 ( )15 ( )19 ( )20 ( )21 Unless this is a trick question that I have missed, there should be 11 times that the number

    asked by M.A.
  31. Math

    If you begin with a right triangle with sides a, b, and c and decrease the right angle so it is an acute angle, how does compare a^2+b^2 compare with c^2 ?

    asked by Anonymous
  32. Physics

    when resolving gravity into components Fg (x component) = Fg sin theta when you get the units you get Newton times a degree how come we just ignore the degree for example if it was 9 N you wouldnt say 9 N (degrees) why not? How do the degrees just

    asked by QUESTION
  33. MATH

    what is the measure of an angle formed by two edges of a stop sign?

    asked by Anonymous
  34. math

    x^3 + 4x^2 + 14x + 20 use the root or zero feature of a graphing utility to approximate the zeros of the function accurate to three decimal places. I do not know how to use the root or zero feature on my calculator. If someone could just explain how to do

    asked by Hannah
  35. math

    question how would you subtract 1987 - 2014 = the answer i got is -27 or do i switch it

    asked by Amber
  36. math

    what 75percent of 28

    asked by johaun
  37. MATH Prob.

    What is the expected value of one 700 tickets in a raffle for a prize of $1400?

    asked by Twg
  38. Algebra

    Janet invested $26,000, part at 6% and part at 3%. If the total interest at the end of the year is $1,080, how much did she invest at 6%?

    asked by Chrissy
  39. GEOMETRY

    True or false? A quadrilateral can have more than one acute interior angle

    asked by Twg
  40. Statistics Hypothsis testing

    Am I using the 2-sample T test or ANOVA? Please show all steps. test the claim that μ1 = μ2 Two samples are randomly selected from normal populations. The sample statistics are n1=11,x(bar)=4.8, s1=.76 n2=18, x(bar)=5.2, s2=.51 Assume that σ1 ≠ σ2 -

    asked by Jen
  41. Statistics

    Can any one help me with this? ThermoStar has been producing residential thermostats for over 50 years. Looking over the past 20 quarters (5 years) of the different product lines, the general manager has been trying to get a handle on sales, costs, and

    asked by Trisha
  42. Economics

    What is price elasticity?

    asked by Preeti
  43. physics

    ok Boxes are moved on a converyor blet from where they are filled to the packing station 10m away. The belt is initially stationary and must finish with zero speed. The most rapid transit is accomplished if the belt accerlates for half the distance, then

    asked by QUESTION
  44. math (if someone could show me the working pls)

    calculate the difference of the square using the following formula a^2-b^2=(a+b) (a-b) 1)28^2-12^2

    asked by keisha
  45. humanities

    I need to know how i would get started on how to make a portfolio. I'm needing it for my Humanities class for college

    asked by Eddie
  46. math

    how do you write 28,659,134 in expanded form?

    asked by debbie
  47. math

    can someone explain what vertex arrangements are? And how to find them.

    asked by Diana
  48. 5th grade

    how do you separate the complete and simple subject

    asked by joshua
  49. Alg III AGAIN :)

    This one is hard. 5 - |3-2x|/3 = 4 How do I begin to do this? -|3-2x|/3 = -1 -|9-6x| = -3 or -|9-6x} = 3 ????

    asked by Chopsticks
  50. physical fitness

    the ability of muscles to work over time is called what? the comparison of the weight of your fat to the weight of your muscles, bones, and joints is called?

    asked by wesley
  51. chorus

    Does anyone have a website I can go to for my to get the lyrics for "Time to Shine" It startsout with, "I may be young but I have great dreams, It's my time to make them come true"

    asked by Anonymous
  52. MATH Prob.

    Determine whether the situation calls for a discrete or continuous random variable. A)the cost of a random selected orange B)the Ph level of shampoo

    asked by Twg
  53. GEOMETRY

    A quadrilateral is a _________ if and only if all of its sides are congruent and its diagonals are congruent

    asked by Twg
  54. science

    i've got a question does anyone know what a concept map is?

    asked by amber
  55. Statistics

    test the claim that μ1 = μ2 Two samples are randomly selected from normal populations. The sample statistics are n1=11,x(bar)=4.8, s1=.76 n2=18, x(bar)=5.2, s2=.51 Assume that σ1 ≠ σ2 Use alpha = .02 I am not sure if this is a 2-sample t test or do I

    asked by Jen
  56. English--5th

    Plastic is hard and durable at the same time, it is lighter than metal. would this be a run on sentence or complete sentence? I think it is run on.

    asked by Hayley
  57. instrument

    Who invented the harp? (or what country it originated from)

    asked by Emerald
  58. Grade 10 Home economics

    define the following fibre characteristics -conduction of heat -texture -lustre -moisture absorbency -strenght -flammability

    asked by Michelle
  59. -Questions:

    describe the differences of family and kin relationships experienced by Indigenous and non-Indigenous Australians. How do these differences impact on the developing individual?

    asked by righteous dude
  60. 12th grade expository writing

    Can somebody help me with writing?

    asked by unclandy
  61. math

    x^3 + 4x^2 + 14x + 20 use the root or zero feature of a graphing utility to approximate the zeros of the function accurate to three decimal places. I do not know how to use the root or zero feature on my calculator. If someone could just explain how to do

    asked by Hannah
  62. Trig Function Question

    The y-intercept of the function g(x)=2sin2pi(x-1)+1 is what?

    asked by Anonymous
  63. Physics

    There is an electric field in a certain region that is defined as E=axihat, a is N/C and x is defined by the position in meters. What is the volume charge density in the region. So far I did 32p=(32)(8.85*10^-12) I got 3.54*10^-10, where did I go wrong?

    asked by Sammy
  64. Algebra

    I am so lost, can you please help? I have the problem 6/t = ?/t squared I do not even know where to start

    asked by Lisa
  65. Trigonometry

    Need help on interval notations, need more of a definition and understanding, please help!

    asked by Stephanie
  66. Geometry

    15.) Find the volume of a barber's pole having the shape of a right circular cylinder of radius 5 in. and height 29 in. topped by a sphere of the same radius. Round to the nearest tenth, if necessary. A) 2276.5 in.3 B) 2799.8 in.3 C) 1046.7 in.3 D) 4553.0

    asked by Lisa
  67. math

    I've got a problem i need help on. i've got to use digits and other symbols to write the product of 5 and 2 is greater than the sum of 5 and 2 here is what i came up with (5*2) (5+2) i'm not sure what to do next

    asked by Amber
  68. accounting

    Can somebody please help me understand what this is wanting? CheckPoiint: Analyzing an Income Statement. Resource: Ch. 3 of Understanding Financial Statements Complete Problem 3.16b on p. 111 (Ch. 3).Eastman Kodak Comprehensive Analysis Problem Using the

    asked by Angel of 8
  69. math

    I've got a problem i need help on i need to find the proper comparison symbol the problem is xy yx

    asked by Amber
  70. sociology

    How does sociology help you understand your place in contemporary American society? i need more opinions (other than the ones already given a few days back)

    asked by y912f
  71. math

    (x-2)(x-2)(x-2) I am confused on how to get an equation from this. I know its x^3 but now what?

    asked by Hannah
  72. Math

    who here knows about box and whiskers

    asked by Robert
  73. Algebra Math 116

    How can you tell if a value is a solution to an inequality.

    asked by karl
  74. 5th grade

    what is the complete subject , a person must have very good eyesight to work with beads.

    asked by joshua
  75. AP world History

    What were the basic features of the major world belief systems? (8000 BCE -600 CE) a. Hinduism b. Daoism c. Judaism d. Christianity e. Buddhism

    asked by Anonymous
  76. Alg III

    Solve each absolute value equation. |x - 3| = 1 Okay here is what I did: x - 3 = 1 x = 4 or x = -4 The book says {2,4} I'm very lost. Can someone help me?

    asked by Chopsticks
  77. language atrs

    whats the complete subject , artists use a needle and thread to attach beads to clothes.

    asked by joshua
  78. Alg III

    Solve each absolute value equation. 3 + |x| = 5 My work: 3 + x = 5 or 3 + x = -5 x = 2 or x = -8 The book says that I am wrong. I do not know why.

    asked by Chopsticks
  79. 5th grade

    early explorers took beads with them to americans. the complete subject is early explorers ?

    asked by joshua
  80. algebra

    how do you find the logarithmic formula for ammonia

    asked by lisa
  81. Physics (Algebra Bit)

    I still need help on my other question as well... A runner hopes to complete the 10,000 m run in less than 30.0 min. AFter running at constant speed exactly 27.0 min there are still 1100 m to go. The runner must then accelerate at .20 s^-2 m for how many

    asked by QUESTION
  82. Physics

    I just need to know how to start this equation because it makes no sense The position of a particle is given by r = (6.0 cos 3.0 t i + 6.0 sin 3.0 t j) meters. Determine (a) the velocity vector, v, and (b) the acceleartion vector, a. (c) What is the parth

    asked by QUESTION
  83. science

    16celsius=______farenheit how do i convert this using C=5/9(F-32) or F=9/5(C+32)

    asked by jessica
  84. math

    Heidi has a brown pair and a gray paper of slacks a brown blouse, yellow blouse and a white blouse and a blue sweater and a white sweater how many different outfits does she have if each outfit she wears consists of slacks a blouse and a sweater?

    asked by christina
  85. Physics

    I need help h t t p : / / w w w .j i s k h a . c o m/ d i s p l a y . c g i ? i d = 1 2 5 0 8 1 6 5 0 6 Don't know how to do that one or this one h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d =1 2 5 0 8 1 5 4 2 0 Thanks!!!

    asked by HELP ME =[
  86. science

    i've got a question that i need help on what problems could occur if scientists didn't communicate the results of their investigations

    asked by amber
  87. GEOMETRY

    True or false? Any two concurrent lines are coplanar

    asked by Twg
  88. GEOMETRY

    . A parallelogram is a _________ if and only if its diagonals are congruent.

    asked by Twg
  89. GEOMETRY

    Does the following condition ensure that a quadrilateral is a parallelogram? Both pairs of opposite sides are congruent. yes or no

    asked by Twg
  90. International Business (am I correct) plz advis

    In the following matrix, you will identify who requires a specific document to be completed or where the document needs to be filed. You will also give a short description of the document’s purpose in the importing process. Am I correct? letter of

    asked by scooby9132002
  91. ap english

    in slaughterhouse 5 what is the resolution of Billy being shot before he masters his fate?

    asked by amber
  92. geometry

    What is the relationship between the measure of a central angle of a polygon and the measures of an interior and an exterior angle of the polygon?

    asked by sam