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24 January, 19:58

Barry's deck of cards contains 40 blue cards and 70 red cards max's deck of cards contains the same number of blue cards but the ratio blue cards to red cards 8:9 how many total cards do s max's deck of cards contain

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  1. 24 January, 20:53
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    Since Max's deck of cards contains the same number of blue cards as Barry's,

    letting x as the number of red cards in Max's deck of card

    40 / x = 8 / 9

    Solving for x

    360 = 8x

    x = 45

    There are a total of 40 + 45 = 85 cards in Barry's deck of cards
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