Mathematics · Pipes and Cisterns
A pipe can fill a cistern in 11 hours. Due to a leak in the bottom, it is filled in 13 hours. When the cistern is full, in how much time will it be emptied by the leak?
- 1321 17 hours
- 2143 2 hours✓
- 3249 5 hours
- 4616 31 hours
Correct answer
143 2 hours
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