Mathematics · Time and Work
Three pipes D, E, and F can fill a tank together in 6 hours. After working together for 2 hours, F is closed, and D and E fill the remaining part in 7 hours. Find the number of hours taken by F alone to fill the tank.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 116 hours
- 214 hours✓
- 312 hours
- 410 hours
Correct answer
14 hours
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