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anonymous

  • 5 years ago

A survey about favoritecolors reports that EXACTLY: 12% of those surveyed prefer red 14% of those surveyed prefer Orange 28% of those surveyed prefer purple 30% of those surveyed prefer Blue 16% of those surveyed prefer green What is the smallest number of people that could have taken the survey? Explain Updated 3 minutes ago

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  1. anonymous
    • 5 years ago
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    hi

  2. anonymous
    • 5 years ago
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    ...

  3. anonymous
    • 5 years ago
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    so we want an integer , a positive integer solution

  4. anonymous
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    I would start by expressing each as a fraction over 100 and reducing to get closer to finding the least common multiple of the denominators

  5. anonymous
    • 5 years ago
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    so total must be divisible by

  6. anonymous
    • 5 years ago
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    ENGLISH PEOPLE ENGLISH

  7. anonymous
    • 5 years ago
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    tons is right

  8. anonymous
    • 5 years ago
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    tonks*

  9. anonymous
    • 5 years ago
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    is anybody good at java programming

  10. anonymous
    • 5 years ago
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    In english what he said means?

  11. anonymous
    • 5 years ago
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    12/100= 3/25

  12. anonymous
    • 5 years ago
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    12 out of 100 is 6 out of 50 or 3 out of 25

  13. anonymous
    • 5 years ago
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    WHERE R U GETTING THESE NUMBERS

  14. anonymous
    • 5 years ago
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    while 14 out of 100 is 7 out of 50 and can't be reduced any further

  15. anonymous
    • 5 years ago
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    percent means out of 100

  16. anonymous
    • 5 years ago
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    ...so 12% = 12 out of 100 or 12/100 which reduces like a fraction to 6/50 and 3/25

  17. anonymous
    • 5 years ago
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    28/100=7/25

  18. anonymous
    • 5 years ago
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    .30=3/10

  19. anonymous
    • 5 years ago
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    ya so the minimum ammount of people is 10?

  20. anonymous
    • 5 years ago
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    .16=4/25

  21. anonymous
    • 5 years ago
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    ok so we want a number that is divisible by all those denominators

  22. anonymous
    • 5 years ago
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    Im not good with m,ath but i can rock your orld with any other subject >.<

  23. anonymous
    • 5 years ago
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    So, if you look at all of them, they all can be out of 100, obviously, but there is a smaller number that they all can be out of

  24. anonymous
    • 5 years ago
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    can they all be expressed as a whole number out of 25 by reducing like in the process above?

  25. anonymous
    • 5 years ago
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    Uhhh

  26. anonymous
    • 5 years ago
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    or rather

  27. anonymous
    • 5 years ago
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    idk...?

  28. anonymous
    • 5 years ago
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    like 12% = 12/100 = 3/25, can they all go to out of 25?

  29. anonymous
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    multiply all the denominators

  30. anonymous
    • 5 years ago
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    SO MANY WORDS... its like a mathbook

  31. anonymous
    • 5 years ago
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    im not sure if they can

  32. anonymous
    • 5 years ago
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    I am using "like" and "out of", do you want help or the answer

  33. anonymous
    • 5 years ago
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    Help What do you mean by "Like"

  34. anonymous
    • 5 years ago
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    for instance

  35. anonymous
    • 5 years ago
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    so the smallest number sampled possibly is 25*50*25*10*25

  36. anonymous
    • 5 years ago
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    We're not on facebook.... lol

  37. anonymous
    • 5 years ago
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    tonks, do you concur

  38. anonymous
    • 5 years ago
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    lol

  39. anonymous
    • 5 years ago
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    no, I think there is a faster way, by noticing what they can reduce to

  40. anonymous
    • 5 years ago
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    I DONT SPEAK MATH.... MUST.... FIND.... TANSLATOR.....

  41. anonymous
    • 5 years ago
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    i think this is the only way

  42. anonymous
    • 5 years ago
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    reduce the fractions to lowest terms, and then find the product of the denominators?

  43. anonymous
    • 5 years ago
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    oh theres redundancy

  44. anonymous
    • 5 years ago
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    WHAT IS A LOWEST TERM?

  45. anonymous
    • 5 years ago
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    like 3/6 = 1/2 , lowest terms

  46. anonymous
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    and what's redundancy... IM IN THE 7TH GRADE

  47. anonymous
    • 5 years ago
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    You mean shrink them....

  48. anonymous
    • 5 years ago
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    so the answer is 50

  49. anonymous
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    12% of those surveyed prefer red = 12/100 = 6/50 = 3/25 14% of those surveyed prefer Orange = 7/50 28% of those surveyed prefer purple = 28/100 = 14/50 30% of those surveyed prefer Blue = 30/100 = 15/50 16% of those surveyed prefer green = 16/100 = 8/50 Notice that MOST of them can be expressed as a whole number out of 25, but not ALL of them...

  50. anonymous
    • 5 years ago
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    all the denominators go into that, thats the lowest common multipled of 25,50,25,10,25

  51. anonymous
    • 5 years ago
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    so then its 50

  52. anonymous
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    While ALL of them can be rewritten as a whole number out of 50, so the answer is....

  53. anonymous
    • 5 years ago
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    so how do i figure it out? xD

  54. anonymous
    • 5 years ago
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    you rub a magic lamp, and say , genie genie please give me answer

  55. anonymous
    • 5 years ago
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    ^^^^^

  56. anonymous
    • 5 years ago
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    if that doesnt work, you can always pay me

  57. anonymous
    • 5 years ago
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    Cantor ill give you a medal

  58. anonymous
    • 5 years ago
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    MY BRAIN HURTS D:

  59. anonymous
    • 5 years ago
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    12% of those surveyed prefer red = 12/100 = 6/50 = 3/25 14% of those surveyed prefer Orange = 7/50 28% of those surveyed prefer purple = 28/100 = 14/50 30% of those surveyed prefer Blue = 30/100 = 15/50 16% of those surveyed prefer green = 16/100 = 8/50 Notice that MOST of them can be expressed as a whole number out of 25, but not ALL of them. While all of them can be rewritten as a fraction with a whole number on top and 50 in the bottom. The top of the fraction is the part and the bottom is the amount that it was "out of".

  60. anonymous
    • 5 years ago
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    Good luck, Zelando!

  61. anonymous
    • 5 years ago
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    so the smallest number of people is 50?

  62. anonymous
    • 5 years ago
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    ok zelando, say you have 12/100 , right ?

  63. anonymous
    • 5 years ago
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    YES!

  64. anonymous
    • 5 years ago
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    Ok

  65. anonymous
    • 5 years ago
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    12/100 * total must equal to an integer

  66. anonymous
    • 5 years ago
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    :D

  67. anonymous
    • 5 years ago
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    I have smarticles!

  68. anonymous
    • 5 years ago
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    12/100 = 3/25, so we need a number that cancel with the denominator

  69. anonymous
    • 5 years ago
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    at the very least

  70. anonymous
    • 5 years ago
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    TOnks - you earned yourself a medal and you too can :)

  71. anonymous
    • 5 years ago
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    so like 12/100 * 25 works, since you get 12/100 = 3/25 and 3/25 * 25 = 3

  72. anonymous
    • 5 years ago
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    Wow, thanks

  73. anonymous
    • 5 years ago
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    :)

  74. anonymous
    • 5 years ago
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    ok so far?

  75. anonymous
    • 5 years ago
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    Can - its 50 lmao

  76. anonymous
    • 5 years ago
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    i know, im building up to that

  77. anonymous
    • 5 years ago
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    lol all drematic

  78. anonymous
    • 5 years ago
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    zelando, are you good at analytic geometry , i got a tough problem

  79. anonymous
    • 5 years ago
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    find an equation of two tangents through a point outside a circle to a given circle

  80. anonymous
    • 5 years ago
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    so youre given P(a,b), do you know calculus ?

  81. anonymous
    • 5 years ago
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    tonka, are we good?

  82. anonymous
    • 5 years ago
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    What's Analytic geometry?

  83. anonymous
    • 5 years ago
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    <---- 7th grader

  84. anonymous
    • 5 years ago
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    geometry plus xy plane

  85. anonymous
    • 5 years ago
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    ^-----

  86. anonymous
    • 5 years ago
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    I know how to find dimater of a circle...

  87. anonymous
    • 5 years ago
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    oh nevermind

  88. anonymous
    • 5 years ago
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    lol

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