Mathematics · Time and Work
A pipe 'N' can fill a tank in 14 hour and another pipe 'M' can fill it in 16 hour. Both pipes are opened to fill the empty tank at 9:00 pm, but after 115 hour a leak developed in the tank. The leak alone can empty the full tank in 112 hour. At what time will the tank become completely empty?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 19:20 pm
- 29:30 pm
- 39:24 pm✓
- 49:40 pm
Correct answer
9:24 pm
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