A pipe can fill a tank with water in 3 hours. Due to leakage in the bottom of the tank it takes \(3{1 \over 2}\) hours to fill it. In what time will the leakage empty the fully filled tank?

A pipe can fill a tank with water in 3 hours. Due to leakage in the bo

1.	A pipe can fill a tank with water in 3 hours. Due to leakage in the bottom of the tank it takes \(3{1 \over 2}\) hours to fill it. In what time will the leakage empty the fully filled tank?
A.	2 hours
B.	15 hours
C.	18 hours
D.	21 hours
Answer» E.

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A pipe can fill a tank with water in 3 hours. Due to leakage in the bottom of the tank it takes \(3{1 \over 2}\) hours to fill it. In what time will the leakage empty the fully filled tank?

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