Question
P, Q and R three pipes connected to a tank. P and Q together fill the tank in 30 hours, Q and R together fill the tank in 40 hours. P and R together fill the tank in 60 hours. In how much time will P, Q and R fill the tank separately?
More Pipes and cisterns Questions
- Two pipes A and B are opened together to fill a tank. Both the pipes fill the tank in time “x”. If A separately takes 8 minute more time than “x” to fill t...
- Pipe 'M' and 'N' can fill a tank in 2 hours and 1 hour 20 minutes respectively. 'M' is opened alone. After 30 minutes, 'M' is closed and 'N' is opened. Fin...
- 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...
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- Pipe ‘A’ can fill a tank in 20 hours while pipe ‘B’ takes 32 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 14 hours pipe ‘B...
- A and B fill a tank in 6 and 8 hours. Pipe C empties it in ‘x’ hours. All three open together fill the tank in 4 hours. Find x.
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- Pipes ‘X’ and ‘Y’ alone can fill a tank in 12 minutes and 18 minutes, respectively, while pipe ‘Z’ can empty the same tank in 36 minutes. If all three pipe...
- In what time would a cistern be filled by three pipes whose diameter are 2cm, 2*2/3cm, 4cm running together, when the largest pipe alone fill the cistern i...
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