Two Pipes A and B can separately fill a tank in 2 h and 3 h respective – McqOptions

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1.	Two Pipes A and B can separately fill a tank in 2 h and 3 h respectively. If both the pipes are opened simultaneously in the empty tank, then the tank will be filled in:
A.	1 h 15 min
B.	1 h 20 min
C.	1 h 12 min
D.	2 h 30 min
Answer» D. 2 h 30 min

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