Mathematics · Time and Work
Two pipes A and B can fill a tank in 22 minutes and 13 minutes respectively. Both pipes are opened together, but after 4 minutes, pipe A is closed. How much time is required to fill the remaining part of the tank?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 17111 min
- 27311 min✓
- 37611 min
- 48211 min
Correct answer
7311 min
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