Mathematics · Time and Work
A pipe can fill a tank in 6 hours, and another pipe can fill the same tank in 8 hours. If both pipes are opened at the same time, how long (in hours, rounded off to one decimal place) will it take to fill the tank?
- 14 hours
- 25 hours
- 33.4 hours✓
- 42.5 hours
Correct answer
3.4 hours
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