Mathematics · Pipes and Cisterns
A pipe can fill a tank in 6 hours and another pipe can empty the tank in 12 hours. If both pipes are opened at the same time, in how many hours can the tank be completely filled?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 114 hours
- 212 hours✓
- 310 hours
- 46 hours
Correct answer
12 hours
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