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9 December, 14:23

A jar only has quarters and dimes in it. The ratio of quarters to dimes in a jar is 5 to 3. There are 120 coins in the jar. How many quarters are in the jar?

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  1. 9 December, 15:19
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    Let the number of quarters be 5x

    The, the number of dimes is 3x.

    (5x) / (3x) = 5/3 which is the given ratio of quarters to dimes

    5x + 3x = 120

    8x = 120

    x = 120/8 = 15

    The number of quarters is 15 * 5 = 75
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