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11 March, 04:23

A swimming pool has to be drained for maintenance. The pool is shaped like a cylinder with a diameter of 10m and a depth of 1.4 m. Suppose water is pumped out of the pool at a rate of 18 m3 per hour. If the pool starts completely full, how many hours will it take to empty the pool?

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  1. 11 March, 05:03
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    Answer: 10 hours-around that number

    Step-by-step explanation:

    (3.14) * 52*1.4 m3 = 109.9 m3 of water.-area

    at the rate of 18m3 per hour
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