Mathematics · Time and Work
Two pipes can fill a tank when working individually in 25 and 40 hours, respectively, while a third pipe can drain the filled tank in 16 hours. If all three pipes are turned on at the same time when the tank is empty, how long will it take to fill the tank completely?
- 115 days 18 hours
- 22 days 1 hour
- 316 days 16 hours✓
- 41 day 7 hours
Correct answer
16 days 16 hours
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