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The odds are 3 to 5 in favor of drawing a blue marble in one random drawing from an urn containing only red and blue marbles. There are more than 100 marbles in the urn. what is the minimum number of red marbles that there could be in the urn?

  • Math - ,

    prob of blue = 3/8

    r/100 = 5/8 ---red = 62.5 or 63
    b/100 = 3/8 --- blue = 37.5 or 38

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