Mathematics · Pipes and Cisterns
Pipe A can fill a tank in 16 hours and pipe B can fill it in 18 hours. Both the pipes are opened together and after 4 hours, pipe A is closed. How much time will pipe B take to fill the remaining part of the tank?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 19.5 hours✓
- 29 hours
- 310.5 hours
- 410 hours
Correct answer
9.5 hours
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