A pipe can fill a tank in 15hours. Due to a leak in the bottom, it is filled in 20hours. If the tank is full, how much time will the leak take to empty it?

A pipe can fill a tank in 15hours. Due to a leak in the bottom, it

1.	A pipe can fill a tank in 15hours. Due to a leak in the bottom, it is filled in 20hours. If the tank is full, how much time will the leak take to empty it?
A.	13hours
B.	20hours
C.	60hours
D.	None of these
Answer» D. None of these

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A pipe can fill a tank in 15hours. Due to a leak in the bottom, it is filled in 20hours. If the tank is full, how much time will the leak take to empty it?

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