Pipe A and B can empty a full tank in 18 hours and 24 hours, respectively. Pipe C alone can fill the tank in 36 hours. If the tank is 5/6 full and all the three pipes are opened together, then in how many hours will the tank be emptied?

Pipe A and B can empty a full tank in 18 hours and 24 hours, respectiv

1.	Pipe A and B can empty a full tank in 18 hours and 24 hours, respectively. Pipe C alone can fill the tank in 36 hours. If the tank is 5/6 full and all the three pipes are opened together, then in how many hours will the tank be emptied?
A.	\(10\frac{1}{2}\)
B.	\(12\frac{1}{2}\)
C.	10
D.	12
Answer» E.

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Pipe A and B can empty a full tank in 18 hours and 24 hours, respectively. Pipe C alone can fill the tank in 36 hours. If the tank is 5/6 full and all the three pipes are opened together, then in how many hours will the tank be emptied?

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