Mathematics · Time and Work
A can do a piece of work in 64 days and B is twice as efficient as A. If A starts the work alone and B joins A on the 5th day, then in how many days will the remaining work be completed?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 116 days
- 220 days✓
- 310 days
- 418 days
Correct answer
20 days
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