A tank is filled in 5 hours by three pipes A,B and C. The pipe C is twice as fact as B and B is twice as fact as A . How much time will pipe A along take to fill the tank ?

A tank is filled in 5 hours by three pipes A,B and C. The pipe C is

1.	A tank is filled in 5 hours by three pipes A,B and C. The pipe C is twice as fact as B and B is twice as fact as A . How much time will pipe A along take to fill the tank ?
A.	20 hrs
B.	25 hrs
C.	35 hrs
D.	None of these
Answer» D. None of these

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A tank is filled in 5 hours by three pipes A,B and C. The pipe C is twice as fact as B and B is twice as fact as A . How much time will pipe A along take to fill the tank ?

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