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anonymous

  • one year ago

A bag of balloons contains 3 red balloons, 12 green balloons, 17 yellow balloons, and 7 orange balloons. What is the probability that a randomly selected balloon would be green or orange?

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  1. anonymous
    • one year ago
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  2. anonymous
    • one year ago
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    A

  3. blackfireskull
    • one year ago
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    A: 19/39

  4. anonymous
    • one year ago
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    can ya Explain how ya got the answer ?

  5. anonymous
    • one year ago
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    because 3 + 12 +17 + 7 = 39, so 12+7 = 19.

  6. anonymous
    • one year ago
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    ahh thanks

  7. anonymous
    • one year ago
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    the bottom number of the fraction (39) is added by all of the numbers combined.

  8. anonymous
    • one year ago
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    both of ya :)

  9. anonymous
    • one year ago
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    and the top of the fraction (19) is the numbers of the colors (Orange and green) (12 and 7)

  10. anonymous
    • one year ago
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    can you help me with one more?

  11. anonymous
    • one year ago
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    Sure

  12. anonymous
    • one year ago
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  13. anonymous
    • one year ago
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    okay, so lets try with a first.

  14. anonymous
    • one year ago
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    \[-1\frac{ 5 }{ 6 } + -\frac{ 6 }{ 5 } = ?\]

  15. anonymous
    • one year ago
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    What does that =?

  16. anonymous
    • one year ago
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    = 61/30

  17. anonymous
    • one year ago
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    and how did you get that?

  18. anonymous
    • one year ago
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    http://www.calculatorsoup.com/calculators/math/fractions.php

  19. anonymous
    • one year ago
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    well, its not quite right. when i did it with my calculator I got \[-3\frac{ 1 }{ 30 }\]

  20. anonymous
    • one year ago
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    lol i messed up i tried it again and got that

  21. anonymous
    • one year ago
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    Ah, okay.

  22. anonymous
    • one year ago
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    So, we know it isn't A.

  23. anonymous
    • one year ago
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    lets move on to B

  24. anonymous
    • one year ago
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    yup

  25. anonymous
    • one year ago
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    so..

  26. anonymous
    • one year ago
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    \[-1\frac{ 5 }{ 6 } + -\frac{ 5 }{ 6 }\] =?

  27. anonymous
    • one year ago
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    i got a timer on this and i got 5 min and 37 Question

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  28. anonymous
    • one year ago
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    ok

  29. anonymous
    • one year ago
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    so, its not B.

  30. anonymous
    • one year ago
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    what about c?

  31. anonymous
    • one year ago
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    i think C is the best possible answer. :)

  32. anonymous
    • one year ago
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    okay

  33. anonymous
    • one year ago
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  34. anonymous
    • one year ago
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    i thinks its D.

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