Mathematics · Time and Work
Pipe A alone can fill a tank in 8 hours. Pipe B alone can fill it in 6 hours. If both pipes are opened and after 2 hours pipe A is closed, then pipe B will fill the remaining tank in:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 131 12 hours
- 221 12 hours
- 34 hours✓
- 46 hours
Correct answer
4 hours
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