Mathematics, 27.06.2019 01:30, jeffreydaboy1223
It takes 12 hours for a single hose to fill a large vat. when a second hose is added, the vat can be filled in 4 hours. how many hours are required for the second hose working alone to fill the vat?
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Mathematics, 29.07.2019 17:10, BallerAlert1644
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Mathematics, 05.08.2019 20:20, Danios
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Mathematics, 22.09.2019 00:30, AdoNice
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It takes 12 hours for a single hose to fill a large vat. when a second hose is added, the vat can be...
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