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20 May, 13:52

Kelly earns 15% more than her sister, and together they earn $999.75. How much does Kelly earn per week?

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  1. 20 May, 14:09
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    534. 75

    Step-by-step explanation:

    let the income of kellys sister be x

    kellys income=x+15% of x

    =23x over 20

    x+23x/20=999. 75

    or, x=465

    kellys income=23*465/20

    =534. 75
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