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9 November, 01:54

In 1986 , the cost of tuition at a certain private high school was $4580. By 1989 , it had risen approximately 39 %. What was the approximate cost in 1989 ?

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  1. 9 November, 05:37
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    The first cost = $ 4580

    Percentage of increase = 4580 * 39/100

    = 458 * 39/10

    = 458 * 3.9 = 1786.2

    now you will add them

    4580 + 1786.2 = $6366.2
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