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Mathematics, 18.06.2020 03:57, mal5546
A pipe can fill a tank in 120 minutes while the drain can drain it in 150 minutes. If the drain is left open and the fill pipe is turned on, how long will it take to fill the tub?
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Answers: 3
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A pipe can fill a tank in 120 minutes while the drain can drain it in 150 minutes. If the drain is l...
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