Pipes A and B together can fill a water tank in 18 hours, pipes B and C together can fill the same tank in 20 hours, and pipes A and C together can fill the same tank in 12 hours. If all the three pipes A, B, and C are opened together then they fill 51 litres of water per minute. Find the capacity of the tank (in litres)?

Pipes A and B together can fill a water tank in 18 hours, pipes B and

1.	Pipes A and B together can fill a water tank in 18 hours, pipes B and C together can fill the same tank in 20 hours, and pipes A and C together can fill the same tank in 12 hours. If all the three pipes A, B, and C are opened together then they fill 51 litres of water per minute. Find the capacity of the tank (in litres)?
A.	32400
B.	34200
C.	27000
D.	30600
E.	None of these
Answer» B. 34200

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