Mathematics, 12.09.2019 05:30 aalexissm
With water from one hose, a swimming pool can be filled in 9 hours. a second, larger hose used alone can fill the pool in 2 hours. how long would it take to fill the pool if both hoses were used simultaneously?
Answers: 2
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With water from one hose, a swimming pool can be filled in 9 hours. a second, larger hose used alone...
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