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13 October, 01:18

Samuel bought a jacket for $16 in January. The cost of the jacket increased to $24 in September. What percent of the original price is the new price?

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  1. 13 October, 01:38
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    Write a proportion first, change over original, like this:

    8 x

    16 100

    (I got 8 because the difference between 24 and 16 is 8 and I got 100 because percents are out of 100.)

    Cross multiply 8 by 100 and you get 800.

    Divide 800 by 16 and you get 50.

    It changed by 50%
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