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24 May, 07:46

Find the whole using the percent proportion.

507 mountain bikes is 130 % of what number of mountain bikes?

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  1. 24 May, 07:54
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    Answer:390

    Step-by-step explanation:

    130% of a=507

    130/100 x a=507

    13/10 x a=507

    13a/10=507

    Cross multiplying we get

    13a=507x10

    13a=5070

    Divide both sides by 13

    13a ➗ 13=5070 ➗ 13

    a=390
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