The correct answer is A
Two pipes, A and B, can independently fill the tank in 18 minutes and 20 minutes respectively, while pipe C can empty 8 gallons from the tank in 3 minut...
Tap A and Tap B fill a drum of volume 117 liters in 3 minutes. If their efficiencies are in the ratio x:y respectively and B alone takes to fill the cis...
Pipe 'A' can fill a water tank in 6 hours, while pipe 'B' requires 8 hours to do the same. When a third pipe, 'C', also contributes, the tank is filled ...
Pipe A and B can fill the pool in 15 minutes and 20 minutes, respectively. Pipe C can empty half filled pool in 6 minutes. If all the pipes are opened t...
Two pipes 'P' and 'Q' together can fill a tank in 16 minutes while 'Q' alone can fill the tank in 24 minutes. How much time does pipe 'P' alone need to ...
A water tank has two holes. The 1 hole alone empties the tank in 9 minutes and 2nd hole alone empties the tank in 6 minutes. If water leaks out at a con...
Two pipes A and B can fill a tank in (x+4) hours and (x+8) hours, respectively. Both pipes are opened together, and after 4 hours, pipe A is closed. Pip...
Pipe ‘A’ takes 40 minutes to fill a tank. Pipe ‘B’ takes 50 minutes to empty the same tank. If pipe ‘B’ is opened 21...
Pipe A and Pipe B together can fill the tank in 15 hours. The capacity of the pipe A is 30% of the capacity of the pipe B. How much time will pipe B alo...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 20 minutes and 10 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If a...
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