Mathematics · Pipes and Cisterns
A cistern has a leak which would empty it in 8 hours. If an inlet pipe is turned on, the leak now takes 12 hours to empty the cistern. Find the time taken by the inlet pipe alone to fill the cistern if the leak is closed.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 145 hours
- 230 hours
- 324 hours✓
- 420 hours
Correct answer
24 hours
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