Mathematics · Time and Work
An empty tank can be filled by pipe A in 4 hours, pipe B in 12 hours, and pipe C in 6 hours. All three pipes are opened as follows: pipe C is opened at 6 am, pipe A at 7 am, and pipe B at 8 am. At what time will the tank be completely filled?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 19:00 am
- 28:45 am
- 38:50 am✓
- 49:10 am
Correct answer
8:50 am
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