Mathematics · Pipes and Cisterns
A cistern can normally be filled in 9 hours. However, due to a leak at the bottom, it takes 1 hour more to fill completely. If the cistern is full, in how many hours will it become empty solely due to the leak?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 190 hours✓
- 230 hours
- 360 hours
- 475 hours
Correct answer
90 hours
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