Mathematics · Pipes and Cisterns
Two pipes can fill a cistern in 24 minutes and 36 minutes, respectively. A third pipe can empty it in 18 minutes. If all three are opened together, how long will it take to fill the tank?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1144 minutes
- 272 minutes✓
- 360 minutes
- 4108 minutes
Correct answer
72 minutes
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