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Mathematics, 18.08.2021 01:00 ScuddyG7164
A swimming pool holds liters of water. The pool has two drainage pipes. When the pool is completely full, the first pipe alone can empty it in minutes, and the second pipe alone can empty it in minutes. When both pipes are draining together, how long does it take them to empty the pool
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A swimming pool holds liters of water. The pool has two drainage pipes. When the pool is completely...
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