Mathematics · Pipes and Cisterns
A cistern has two pipes connected to it. One can fill it with water in 8 hours and the other can empty it in 5 hours. In how many hours will the cistern be completely emptied if both pipes are opened together when 34 of the cistern is already full of water?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 111 hours
- 29 hours
- 310 hours✓
- 48 hours
Correct answer
10 hours
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