Mathematics · Work and Time
Pipe A can fill a tank in 8 hours, and Pipe B can fill it in 6 hours. Pipe C can empty the full tank in 12 hours. If all three pipes are opened together, then how long will it take to fill the tank?
- 15 hours 36 minutes
- 25 hours 24 minutes
- 34 hours 48 minutes✓
- 44 hours 36 minutes
Correct answer
4 hours 48 minutes
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