Mathematics · Time and Work
Three taps A, B, and C can fill a tank in 12, 15, and 20 hours, respectively. Tap A is kept open all the time. Tap B is opened together with A for 1 hour, then tap C is opened together with A for the next hour, and this pattern is repeated alternately. In how many hours will the tank be completely filled?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 16 hours 20 minutes
- 26 hours 45 minutes
- 37 hours✓
- 47 hours 10 minutes
Correct answer
7 hours
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