Mathematics · Time and Work
A completes 13 of a piece of work in 10 days, while B completes 14 of the same work in 5 days. Who is more efficient and by what percentage?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1B is 50% more efficient than A✓
- 2A is 25% more efficient than B
- 3B is 20% more efficient than A
- 4A is 10% more efficient than B
Correct answer
B is 50% more efficient than A
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