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Yesterday, 23:25

40 is 20% of x. If x is 80% of y, then what is the sum of x and y?

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  1. Today, 01:28
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    40 is 20% of x

    40 =.2 * x

    40/.2 = x

    x = 200

    x is 80% of y

    x =.8 * y

    200 =.8 * y

    200/.8 = y

    250 = y

    x+y

    200+250

    450
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