Question
Two taps would fill a cistern in 18 and 24 minutes respectively. Both tapsbeing opened find when the Ist tap must be turned off so that the cistern may be just filled in 12 minutes.
More Pipes and cisterns Questions
- Pipe X and Pipe Y can independently fill a tank in 18 minutes and 30 minutes, respectively. However, there is a leakage in the tank that causes water to fl...
- Tap A is 50% more efficient than tap B. Both the taps together can fill the tank in 9 hours. Find the time taken by tap C, which is 25% more efficient than...
- Pipe A alone and pipe C alone can fill the empty tank in 50% less time and 25% less time respectively than the time taken by pipe B to empty the full tank....
- Pipe ‘P’ and pipe ‘Q’ can fill a tank alone in 40 hours and 60 hours, respectively. If pipe ‘P’ and pipe ‘Q’ were opened together and pipe ‘P’ was closed a...
- Two inlet pipes 'A' and 'B' can fill an empty tank in 30 minutes and 40 minutes, respectively. Another outlet pipe 'C' can empty the tank in 120 minutes. I...
- Pipe ‘A’ can fill a tank in 25 hours while pipe ‘B’ can empty it in 30 hours. They were operated on alternate hours starting with pipe ‘A’. Find the percen...
- Pipe ‘A’ can fill a tank in 12 hours while pipe ‘B’ takes 15 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 10 hours pipe ‘B...
- Pipe A alone fill the tank in x hours and Pipe B alone fill the tank in (x – 5) hours. If the efficiency of pipe B is double of pipe A and pipe A fill the ...
- Pipe ‘A’ takes 30 hours to fill a tank. Pipe ‘B’ takes 90 hours to empty the same tank. If they are opened together, then 60% of the tank will be filled in...
- Pipe 'A' is 4 times as efficient as pipe 'B'. Pipe 'C', which is one-fourth as efficient as pipe 'B', can fill a tank alone in 32 hours. Find difference be...
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