Mathematics · Time and Work
A and B together can complete a work in 10 days, while A alone can complete it in 30 days. They start working together, but B works for only half a day every day. In how many days will the work be completed?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 110 days
- 215 days✓
- 330 days
- 412 days
Correct answer
15 days
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