1. algebra

    is this proportion true or false 3/4=6/12?

    asked by Anonymous on October 6, 2010
  2. math

    49

    asked by anne on January 11, 2011
  3. algebra

    is this answer true or false, 8x-2=-9+7x?

    asked by davina on November 21, 2013
  4. math

    (B-C)^2=(C-B)^2, Where B and C are (n x n) in matrices.Is it true or false.

    asked by Fakaapo. Suetusi on April 15, 2011
  5. math

    In y=mx+b, the y-intercept is given by the value of m. True or False

    asked by Jack on January 26, 2009
  6. math

    is this answer true or false, 8x-2=-9+7x

    asked by davina on November 21, 2013
  7. Math

    1. Find the solution of each equation from the given numbers. Y/9 = 32; 261, 279, or 288 2. A bowling bowl has a mass of 5.54 kg. A bowling pin has a mass of 1.58 kg. About how many pins are equal in mass to one ball. 3. An elevator has a maximum lift of

    asked by Anonymous1 on November 27, 2018
  8. Chemistry

    Au^3+ + 3e^- ---> Au Is this oxidation or reduction? Which reactant has been oxidized? Au3+ (aq)+ 3Na(s)--->3Na^+(aq)+Au(s) 2.Which reactant has been reduced 3.What is the reducing agent? 4.what is the oxidizing agent? I am having a hard time understanding

    asked by kourtney on November 5, 2012
  9. Intro Chemistry

    An 0.6600 mol sample of an ionic compound has a mass of 131.9 g. Determine the mass (g) of one formula unit of the compound. I have no idea how to do the problem. I need help please, I'm reviewing for an exam. Thank You!

    asked by echem on March 13, 2010
  10. computer science

    hi i'm taking compsci and I need someone to give me some examples of these classes, thanks! You will have to write a class to represent one of the following items. Note that each class must a proper constructor even though the constructor is not explicitly

    asked by Shannon on May 28, 2010
  11. math

    a mathematics question contained 20 items. every wrong answer scores -2marks, every correct answer scores 4marks and no mark for no answer. (a) find the minimum possible score (b) Tembo had 10 correct answers, 8 wrong answers and 2 no answers. What was his

    asked by chisenzi on November 18, 2015
  12. accounting

    Selling price of a bond: Problem type 1 On December 31, 2008, $140,000 of 9% bonds were issued. The market interest rate at the time issuance was 11%. The bonds pay on June 30 and December 31 and mature in 10 years. Compute the selling price of a single

    asked by Nick on June 13, 2011
  13. CRT 205

    • Read the article “Controlling Irrational Fears After 9/11” on pp. 456–458 of Appendix 1. • Identify at least two arguments in the article. Outline the premises and conclusions of each argument you find. Then, answer the following questions for

    asked by Anonymous on October 18, 2009
  14. Ms. Sue -- this is for you!

    Ms.Sue,I need your help! If you don't mind,Would you please go to page 5 and look under Early Child Ed. and check my questions and my answers? I didnot know you have were gone for the holidays. Others have checked it,but I want to be sure you agree with my

    asked by Anonymous on November 25, 2007
  15. Chemistry

    I was given extra credit to find who Le Châtelier's High School Principal was. Not his PrincipLE, but his PrincipAL. My chemistry teacher told us only one student of his out of all these years came with the answer. Think outside of the box. Thanks.

    asked by Enrico on March 2, 2013
  16. Chemistry

    I was given extra credit to find who Le Châtelier's High School Principal was. Not his PrincipLE, but his PrincipAL. My chemistry teacher told us only one student of his out of all these years came with the answer. Think outside of the box. Thanks.

    asked by John on March 12, 2013
  17. Statistics

    I think the answer to this question is False but I would like to confirm. Thank you for your help. True or False: Suppose the population mean is 50 and the population variance is 100 for a population. In a sample where n = 100 is randomly taken, 90% of all

    asked by Billy on March 22, 2010
  18. Math

    Went ahead and did the HW the teach recommended but she did not post the answers and I would like to see if im on the right track. Problem 1: Are the vectors (2,−1,−3), (3, 0,−2), (1, 1,−4) linearly independent? Problem 2 : Is the set {x E R^4 :

    asked by John Rose on May 11, 2013
  19. art history help please!

    If you could please check these and just let me know which ones are correct! also if you have any input on a better answer, or atleast where i can find a better answer, i would greatly appreciate it! This artist painted scenes of upper-class recreation:

    asked by jeffery on February 12, 2009
  20. Grammar

    Determine if the following sentence employ the correct use of commas and apostrophes.TRUE=correct False=incorrect Inside of the patient's nose is crusty and clear with blood-tinged discharge; however, the patient has no complaints of breathing problems.

    asked by Leslie on May 11, 2011
  21. math

    The amount of money in an account with continuously compounded interest is given by the formula A = Pert, where P is the principal, r is the annual interest rate, and t is the time in years. Calculate to the hundredth of a year how long it takes for an

    asked by Greg on April 22, 2007
  22. Science

    Can you check my answers for me? The answers I picked have a check mark next to them. Thank you. 1. Darwin’s theory of evolution by means of natural selection proposes that changes happen from generation to generation from ____________ of an organism to

    asked by Christian on October 2, 2012
  23. math

    You randomly guess the answers to two questions on a multiple-choice test. Each question has three choices: A, B, and C. a. What is the probability that you guess the correct answers to both questions? b. Suppose you can eliminate one of the choices for

    asked by Kaylan on May 21, 2016
  24. design technology

    i`m finding it hard to find the answers to these questions for my homework . i know these questions have been asked before but i can`t find the answers from the websites people have been kind enough to find. Why is wool warmer than silk? why is silk

    asked by zoe on April 13, 2008
  25. math

    A multiple-choice test has 10 questions. Each question has 5 choices. If a student answers each question by guessing randomly, find the probability that the student gets: a) at most 4 questions correct b) at least 7 questions correct Please show your work.

    asked by corey on May 23, 2011
  26. Chemistry

    In the laboratory exercise "Preperation and Properties of Polymers", polyvinyl alcohol is dissolved in water and then reacted with borax (Na2B4O7·10H2O) in water. Which of the following are expected results of this reaction? True or False? 1. Polyvinyl

    asked by Chem on April 22, 2011
  27. math

    Find the value of the missing digit that makes the statement true. 214,21_ is divisible by 11 Determine whether the statement is true or false. Why? If a natural number is divisible by 5 and 2, then it must also be divisible by 10.

    asked by anonymous on March 20, 2011
  28. Chemistry

    An indicator is what type of compound? a. reducing agent b. oxidizing agent c. weak base or acid d. strong base or acid

    asked by benji on May 5, 2016
  29. chemistry

    what kind of reactions require oxidizing agent(reduced or oxidized) for example SO3->SO4 does it require oxidizing or reducing agent why?

    asked by ruth on March 23, 2016
  30. 7th grade math Ms. Sue ASAP please

    Ms. Sue, sorry to keep bugging you with questions, but can you please check my answers? Sorry, I just want to get my answers correct when i turn it in thanks! 8. Four students work to find an estimate for square root 37. Who is closest to finding the true

    asked by Delilah on October 25, 2012
  31. Math 6th Grade

    Can someone please help I been trying to figure this out for a long time and you guys help me? 2. Which of the following is a true statement? (1 point) A.) |–2| < |1| *** My answer B.) |1| < |0| C.) |–1| < |–2| D.) |1| > |–2|*** My answer (but

    asked by Swimmer on April 5, 2018
  32. Statistics

    Which of the following is an accurate definition of a Type II error? a. rejecting a false null hypothesis b. rejecting a true null hypothesis c. failing to reject a false null hypothesis d. failing to reject a true null hypothesis

    asked by Lyndyc on December 20, 2013
  33. World 201

    8. Confucius taught that filial piety had to do with the care and provision parents religiously gave to their children? False 9. Daoism is the belief that all people should reject social harmony and work to maintain a good and strong government? False 10.

    asked by amy on March 8, 2009
  34. Science

    What can scientists learn from the rate at which radioactive elements decay? A. a rock's absolute age* B. the relative age of rock layers C. where one soil horizon ends and the next begins D. the difference between molds and casts. The relative age of a

    asked by Brittany P. on December 15, 2015
  35. @Young Trippy Lil G

    I've put you on time-out for a couple of days because of all the non-answers and wrong answers you've posted so far today. Please restrict yourself to asking your own homework questions and let the actual tutors help other students.

    asked by Writeacher on March 7, 2017
  36. To SquadHunter

    I banned you from posting here until about noon tomorrow. In the meantime, I suggest you try to find the answers to the many questions you posted. Post your answers and I'll be glad to check them. We will not do your homework for you!!!

    asked by Ms. Sue on December 18, 2014
  37. math214

    Classify the following as true or false. If false, tell why. _______ (a) A parallelogram has four acute angles. _______ (b) A line segment contains an infinite number of points. _______ (c) The union of two rays is always a line. _______ (d) Every

    asked by alicia on March 9, 2010
  38. social studies

    True or False? "Containment" was the underlying cause of the Korean War. I think it may be false because there were many causes of the Korean War.

    asked by anonymous on November 10, 2011
  39. us history

    can you check my answers please? The “silent majority” referred to A. conservative working- and middle-class citizens B. women C. a liberal coalition of ethnic minorities, women, the aged, and the poor D. the nation’s youth E. deaf-mutes in

    asked by jess on April 28, 2014
  40. ENGLISH HELP

    Hello there, i need to write an essay fitting the following statement into comparing characters from "Hmalet" and the "Great Gatsby" "one of the chief vices of humanity is the worship of materialism and power over spirituality" The only problem is, i don't

    asked by Dinh on June 21, 2006
  41. Health

    1. Exercises that cause the muscles to push against a force heavier than they normally push against can develop flexibility. -False? 4. Exercises that cause the muscles to keep working for a period of time can develop muscular strength. -True? 7. One of

    asked by mysterychicken on September 28, 2011
  42. health

    PLEASE HELP 1. One of your friends plays video games for at least six hours each day and gets upset when he has to eat dinner with his family. This is a sign of? a. An anxiety disorder. b. A phobia c. Bipolar disorder d. An impulse-control disorder 2. A

    asked by bob on November 17, 2015
  43. Math (Updated)

    Please tell me if these answers are correct: 1. Is ( 0, 3) a solution to the equation y = x + 3? Yes No 2. Is ( 1, -4) a solution to the equation y = -2x? Yes No 3. Look at the following points: ( 4, 0) ( 3, -1) ( 6, 3) ( 2, -4) Which are solutions to y =

    asked by LoyaltyIsFake on September 6, 2017
  44. Business Law

    Superior Used Cars Ltd. has as the most prominent display on its lot an immaculate, highly polished model which rotates slowly on a raised circular platform under powerful floodlights. The price is on the windshield - $17,700.00. Walking home one evening,

    asked by Lisa on January 26, 2009
  45. Technical writing

    Always use a comma before somebody's name in a sentence. A.true B.false B

    asked by Michelle on March 7, 2017
  46. Math Statistics

    True or false? The value of the correlation coefficient can be between 0 and 1.

    asked by Bill on May 19, 2011
  47. tourism and hospitality

    Infomercial is sent by email true or false

    asked by malia on October 29, 2017
  48. calculus

    If f(1) > 0 and f(3) < 0, then there exists a number c between 1 and 3 such that f(c) = 0. Is this true or false? Please and thank you

    asked by sara on October 15, 2010
  49. Math

    true or false- the product of two fractions that are each between 0 and 1 is also between 0 and 1

    asked by Mel on January 29, 2015
  50. Calculus

    True or False If f is continuous at x = c, then f is differentiable at x = c.

    asked by Gary on May 7, 2015
  51. beginning/intermediate college algebra

    true or false:the graph of the equation 3x-5y=10 goes through (0,-2)

    asked by alexis on March 4, 2011
  52. math logs - please help

    True or false: 2 ln x / ln 5 = ln x^2 - ln 5 for all positive values of x.

    asked by Sejul on November 12, 2011
  53. MATHS

    lim(sqrt(x^4-x^2))=0 True or false?

    asked by Marian on September 16, 2013
  54. science

    True or false: Everything that moves has velocity?

    asked by Bella on February 23, 2012
  55. math (caculus limits)

    If for every ε > 0 we can find a δ > 0 such that if 0 < |x − a| < δ then |f(x) − L| < ε, then we can say lim x→a f(x) = L. true or false?

    asked by earl on October 2, 2016
  56. Medical

    True or False There's no cure for ALS

    asked by Alice on September 20, 2015
  57. calc

    Determine whether the statement is true or false. d dx |x2 + x| = |2x + 1|

    asked by Anonymous on October 21, 2013
  58. geometry

    if n is a prime number than n +1 is not . True or false

    asked by kayla on September 9, 2011
  59. English

    If a letter is brief, be sure to explain why. True False

    asked by casey on September 30, 2014
  60. informal logic

    If Pruth value of is true, and Q is false, the the truth of P v Q is

    asked by kenxy on February 7, 2013
  61. geometry

    true or false : The supplement of 59˚ is 120˚.

    asked by Hailey on September 30, 2011
  62. geometry

    if n is a prime number than n +1 is not . True or false

    asked by JESSICA on September 9, 2011
  63. Algebra

    Is the equation open, true, or false? 5x+2=6x+11

    asked by Person on September 28, 2017
  64. math

    Given A={1,2,3} and B={2,{3}}. Determine whether each of the following statements is TRUE or FALSE. a) ∅ C B b) B C A c) {3} C A d) {2,3} C A e) {2,{3}} ∈ P(B) f) | P(B) | = 4 g) {0,1} c A

    asked by roze on October 30, 2016
  65. math- Set

    Given A={1,2,3} and B={2,{3}}. Determine whether each of the following statements is TRUE or FALSE. a) ∅ C B b) B C A c) {3} C A d) {2,3} C A e) {2,{3}} ∈ P(B) f) | P(B)|=4 g) {0,1} c A

    asked by roze on October 30, 2016
  66. math

    Given A={1,2,3} and B={2,{3}}. Determine whether each of the following statements is TRUE or FALSE. a) ∅ C B b) B C A c) {3} C A d) {2,3} C A e) {2,{3}} ∈ P(B) f) | P(B) | = 4 g) {0,1} c A

    asked by roze on October 30, 2016
  67. Math

    All Even Numbers Are To The Right Of Zero On A Numberline. True Or False

    asked by Zhanise on April 5, 2013
  68. Math

    The Additive Inverse Of 7 Is -7. True Or False

    asked by Zhanise on April 5, 2013
  69. Math

    1 fourths of 32 = 1 over 2 of 16? True or false? and explain.

    asked by Bella on February 23, 2012
  70. Math

    True or false. If n is a natural number and 4 | n, then 8 | n.

    asked by Anonymous on October 4, 2009
  71. Geometry

    True or False: An angle of depression can never be more than 90˚.

    asked by Clare on February 23, 2012
  72. Social Studies

    True or False Geography is not used very much anymore?

    asked by Frances on September 11, 2011
  73. Algebra

    Is the equation true, false or open 4y+8=6y+3

    asked by Rose on October 18, 2017
  74. Calculus

    If y= pie^2 then dy/dx = 2pie true or false ?

    asked by Anonymous on February 27, 2012
  75. geometry

    if n is a prime number than n +1 is not . True or false

    asked by jessica on September 9, 2011
  76. Math

    Are the following expressions equivalent, true or false: 3x+4 and x+x+x+4

    asked by CD on April 16, 2018
  77. math

    Determine whether the equalities are true or false. 1.√2 /2=√(10 /20) 2.√11 /24=24/√11 3.2/∛3=(2/√9)/3 4.1/√2 =√2 /2

    asked by Andrea on April 3, 2018
  78. chemistry

    An equilibrium is dynamic. true or false

    asked by Marissa on December 17, 2014
  79. math

    (B-C)^2=(C-B)^2 ,where B and C are (n x n) matrices.what is the answer, it is true or false

    asked by Fakaapo on April 18, 2011
  80. math

    True or false? If f is continuous at x = c, then f is differentiable at x = c.

    asked by Gary on March 11, 2015
  81. Statistics

    The value of the correlation coefficient can be between 0 and 1.True or false?

    asked by jassi on November 8, 2012
  82. geometry

    if n(2,4)is reflected in the line y=2 the n`is (2,0) true or false and why

    asked by Dominique on October 11, 2012
  83. Math

    It is possible to have an angle where sin A > 1. True or False

    asked by April on December 8, 2015
  84. geometry

    true or false Given:

    asked by jan on February 10, 2012
  85. Calc 1

    True or False. Explain. If lim f(x)=L x → a then f(a)=L

    asked by TayB on June 9, 2015
  86. Math grade 6, quadrilateral logic

    All trapezoids are parallelograms. True or false?

    asked by Peachie on January 10, 2017
  87. science

    true or false,all mixtures are also solutions.

    asked by Gabby ( 5 grade) on January 26, 2012
  88. algebra

    is the math statement true or false -11/8 > 23/15

    asked by Vic on March 13, 2012
  89. Algebra

    x + 3y = 3 true or false? (9, -2) is a solution for this function

    asked by Anonymous on April 8, 2018
  90. Math Check Pleas Thank You

    1. Which of the following numbers is an example of an integer? ­15 * 0.252525 . . . 3/5 (fraction) Square root of 7 2. Which statement is false? Every integer is a real number. The number zero is a rational number. Every irrational number is a real

    asked by YOLO on September 16, 2015
  91. Science check

    Water in the upper zones of the ocean will have more oxygen than water in deeper zones. true or false i think true.

    asked by Danny on February 27, 2015
  92. Mental & Emotional Promblems

    mental or emontional promblems may cause physical promblems True or False i put put true ,am im correct?

    asked by Douglas on October 16, 2015
  93. statistics

    do all populations- micheline tires, voters, people with high blood pressue...- produce a normal curve? True or False Is this false because all samples produce normal curves and not the populations, and don't you have to have a range of values and

    asked by Sophie on November 21, 2008
  94. chemistry

    In order to determine the number of atoms in a compound, you must know the number of atoms in a representative particle of the compound. True False i think false

    asked by Drew on November 11, 2012
  95. Algebre=Please check

    Could someone check my answers for these two questions, please? What is the equation of the line which includes points (2,6) and (0,0) y = -3x+1 y = -3x y=3x ( my answer) y = 3x+1 Equation of line with slope m = -3 and including point (5,) is y = - 3x+20 I

    asked by Jackie on January 13, 2011
  96. Social Studies

    1. What do colonialism and imperialism both require? A. one country giving money to another B. 2 countries sharing resources** C. 2 countries working together D. one country ruling another country 2. What did West Africans trade to North Africans in

    asked by Hannah on October 9, 2015
  97. Science

    Could you make sure I'm correct? What is true of the work of all scientists? scientists ask testable questions and devise ways to answer those questions through experimentation or observation

    asked by Makenzie on August 19, 2014
  98. Science

    PLEASE CHECK MY ANSWERS!! I AM SOO FAR BEHIND IN THIS CLASS! 1. Which of the following describes the effect of high altitude on climate? Rain is very rare Flooding is more likely Temperatures are lower

    asked by Kristen on November 22, 2018
  99. biology

    True false I think it true

    asked by Avi on October 2, 2007
  100. geometry

    True or false? a!(b!c!) = (a!b!)c! I think its true...?

    asked by Jenny on July 1, 2010