Mathematics · Time and Work
A tank is filled by three pipes, P, Q, and R, with uniform flow. The first two pipes P and Q, operating simultaneously, fill the tank in the same amount of time that it takes for the tank to be filled by pipe R alone. Pipe Q fills the tank 15 hours faster than pipe P and 12 hours slower than pipe R. What is the time required by pipe P to fill the tank?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 145 hours✓
- 247 hours
- 332 hours
- 425 hours
Correct answer
45 hours
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