Mathematics
Mathematics, 15.01.2020 04:31, moomoofower

Aswimming pool could be drained in 25 hours. a hose could fill that same pool in 20
hours. starting with an empty pool with the drain left open, how long would it take the
hose to fill the pool?

answer
Answers: 1

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Aswimming pool could be drained in 25 hours. a hose could fill that same pool in 20
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