Mathematics · Time and Work
A is twice as efficient as B. If A and B together can complete a piece of work in 30 days, then in how many days can A alone complete the same piece of work?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 145 days✓
- 260 days
- 330 days
- 490 days
Correct answer
45 days
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