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18 December, 14:10

Find each percent of change. Round to the nearest whole percent if necessary. State whether the percent of change is an increase or decrease.

$180 to $210

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  1. 18 December, 15:59
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    So first we see if increase or decrease

    180<210

    it is increase

    then we assume that

    percent change

    find how much change took place

    210-180=30

    30/180=x% change

    percent means parts out ofo 100s so x%=x/100

    30/180=x/100

    multiply both sides by 100

    3000/180=x

    16.66666=x

    answe ris 16.6%
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