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The correct answer is B
Pipes A, B, and C are connected to a tank. Pipe A can fill the empty tank in 48 minutes, and Pipe B can do the same in 80 minutes. On the other hand, Pi...
If a tank can be filled by a tap in 12 hours, but due to an outlet, it actually takes 9 hours longer to fill the tank, find the duration in which the ou...
Two pipes A and B can fill a tank in 24 min., and 32 min, respectively. If both the pipes are opened simultaneously, after how much time B should be clo...
Pipe A alone fill the tank in x hours and Pipe B alone fill the tank in (x – 10) hours. If the efficiency of pipe B is triple of pipe A and pipe A...
An inlet tap alone can fill a tank in 40 minutes. However, when both an inlet and an outlet tap are open together, the tank takes 66 (2/3) minutes (or 2...
A Tank has two pipes one can fill it with water in 16 hours and other can empty it in 10 hours. In how many hours will the Tank be emptied if both the p...
Pipe ‘A’ can fill a tank in 20 hours while pipe ‘B’ takes 30 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 1...
Two pipes P1 and P2 can fill a cistern in 12 minutes and 15 minutes respectively. These pipes are opened alternately for 1 minute each, beginning with p...
The efficiency of inlet pipe 'P' is 60% of the efficiency of another inlet pipe 'Q'. When both pipes are opened together, they fill a tank in 4 hours. H...
Pipe 'X' takes 50 minutes to fill the tank by itself, while Pipe 'Y' can fill it in 30 minutes on its own. What is the time required for both pipes to f...
