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Mathematics, 04.05.2021 06:00 shamiya15
an inlet pipe on a swimming pool can be used to fill the pool in 16 hours the drain pipe can be used to empty the pool in 24 hours if the pool is 1/3 fill and then the inlet pipe and drain pipe are open how long from that time will it take to fill the pool
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an inlet pipe on a swimming pool can be used to fill the pool in 16 hours the drain pipe can be used...
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