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Mathematics, 20.07.2019 15:30 Jasten
Aswimming pool has four faucets. the first can fill the entire pool with water in two days, the second - in three days, the third - in four days, and the last one can fill the pool in 6 hours. how long will it take to fill the pool using all 4 faucets together (be exact)?
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Aswimming pool has four faucets. the first can fill the entire pool with water in two days, the seco...
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