Math

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Jackie and two friends are drawing from a bag that contains savings cards for a popular store. There are twenty 10% off cards, ten 15% off cards, six 20%off cards, and four 50% off cards. What is the probability that jackie will choose a 50 % off card as her third choice? Assume that her friends did not draw a 50% off card?

  • Math -

    Total number of cards left
    =20+10+6+4 - 2
    =38
    Number of 50% off cards
    = 4

    Therefore probability of drawing a 50% off card
    = 4/38
    = ?

  • Math -

    ???? i want heeeeelllpppppp!!!

  • Math -

    Cow utter

  • Math -

    4 3 12 2
    - * - = - = -
    38 3 114 19

  • Math -

    =20+10+6+4
    =40 cards
    = Friends -2 cards
    =38 cards
    =4 50%
    =P 4/38, 1/19

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