Question
Pipe A fills a tank in 20 hours, Pipe B fills it in 30 hours, and a leak empties it in 60 hours. If all are opened together, in how many hours will the tank be filled?
More Pipes and cisterns Questions
- A large cistern can be filled by two pipes, P and Q, in 16 minutes and 24 minutes, respectively. Pipe R can empty the cistern in 32 minutes. How many minut...
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- In what time would a Cistern be filled by three pipes whose diameter are 2cm, 2 2/3cm and 4cm running together, where the largest pipe alone fill it in 183...
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