Question of the Day

October 21, 2014 achieverspointniteesh Ivy Zone

Two pipes A and B can fill a tank in 15 minutes and 40 minutes respectively. Both the pipes are opened together but after 4 minutes, pipe A is turned off. What is the total time required to fill the tank?

A. 10 min 10 sec

B. 25 min 20 sec

C. 14 min 40 sec

D. 20 min 10 sec

E. 30 min 10 sec

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