Question of the Day

October 20, 2014 achieverspointniteesh Ivy Zone

Two pipes A and B can fill a tank in 12 and 24 minutes respectively. If both the pipes are used together, then how long will it take to fill the tank?

A. 9 min

B. 8 min

C. 6 min

D. 4 min

E. 9 min

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