Mathematics, 20.08.2019 00:30 PeachyPeaches1489

Pumps a, b, and c operate at their respective constant rates. pumps a and b, operating simultaneously, can fill a certain tank in 6/5 hours; pumps a and c, operating simultaneously, can fill the tank in 3/2 hours; and pumps b and c, operating simultaneously, can fill the tank in 2 hours. how many hours does it take pumps a, b, and c, operating simultaneously, to fill the tank. a. 1/3b. 1/2c. 1/4 d. 1e. 5/6

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Pumps a, b, and c operate at their respective constant rates. pumps a and b, operating simultaneousl...

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