Mathematics, 13.09.2021 06:20 maren17
Two pumps can fill a pool tank in 26 hours when working together. Alone, the second pump takes twice as long as the first to fill the tank. How long does it take the first pump alone to fill the tank?
Answers: 2
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Two pumps can fill a pool tank in 26 hours when working together. Alone, the second pump takes twice...
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