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17 June, 19:43

Ali read 5 pages of her book in 7 minutes. At this rate, how long will it take Ali to read 15 pages of her book? A. 21 minutes. B. 17 minutes. C. 14 minutes. D. 12 minutes.

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  1. 17 June, 19:55
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    A. 21 minutes

    You can use a proportion to solve this

    7/5=x/15

    Then cross multiply

    This will 105=5x

    Then simplify

    x=21
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