A tap can fill a tank in 48 minutes where as another tap can empty it in 2 hours. If both taps are opened at 11.40 AM, then the tank will be filled at .. ?

A tap can fill a tank in 48 minutes where as another tap can empty it

1.	A tap can fill a tank in 48 minutes where as another tap can empty it in 2 hours. If both taps are opened at 11.40 AM, then the tank will be filled at .. ?
A.	12.40 PM
B.	1 PM
C.	1.20 PM
D.	1.30 PM
Answer» C. 1.20 PM

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A tap can fill a tank in 48 minutes where as another tap can empty it in 2 hours. If both taps are opened at 11.40 AM, then the tank will be filled at .. ?

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