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 Mar 28, 2020
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a - Since there is a DECREASE of 2 taps from 5 to 3 for a ratio of 3/5, then there should be a correspending INCREASE in time to the reciprocal of 3/5 or 5/3.
Therefore, it should take:5/3 x 150 =250 minutes for 3 taps to fill the pool.


b - at the same RATE.

 Mar 28, 2020

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