A tank is filled in 5 hours by three pipes A, B and C. The pipe C is twice as fast as B and B is twice as fast as A. How much time will pipe A alone take to fill the tank? `20\ hou r s` b. `25\ hou r s` c. `35\ hou r s` d. cannot be determined e. none of these

A tank is filled in 4 hours by three pipes A, B and C. The pipe C is twice as fast as B and pipe B is thrice as fast as A. How much time will pipe A alone take to fill the tank?

A tap can completely fill a water tank in 8 hours. The water tank has a hole in it through which the water leak, out. The leakage will cause the full water tank to get mph it, 12 hours. How much time will it take for the tap to fill the tank completely with the hole? 16 hou r s b. 18 hou r s c. 24 hou r s d. none of these

A pipe Can fill a tanke in 10 hours. The other pipe can fill a tank in 15 hours. How much time will they take to fill that tank together.

An outlet pipe can empty a cistern in 3 hours. In what time will the empty 2/3 part of the cistern? 3 hou r s b. 5 hou r s c. 2 hou r s d. 4 hou r s

Pipe A can fill an empty tank in 6 hours and pipe B in 8 hours. If both the pipes are opened and after 2 hours pipe A is closed, how much time B will take to fill the remaining tank?

A car covers a distanced of 432 km at the speed of 48 km/hr. In how many hours will the car cover this distance? 6 hou r s b. 7 hou r s c. 9 hou r s d. 12 hou r s e. none of these