Mathematics · Time and Work
A can complete a certain job in 12 days. If B is 60% more efficient than A, then the time taken by B alone to complete the same job is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Seven and a half days✓
- 2Seven days
- 3Eight days
- 4Eight and a half days
Correct answer
Seven and a half days
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