Mathematics · Time and Work
Three taps A, B and C can fill a tank in 12, 15 and 20 hours respectively. If tap A is open all the time and taps B and C are open for one hour each alternately (starting with B), in how many hours will the tank be full?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 16 hours
- 27.5 hours
- 38 hours
- 47 hours✓
Correct answer
7 hours
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