Mathematics · Time and Work
John is only 40% as efficient as Jesse. If John alone can do a piece of work in 35 days, how many days will it take both of them to complete the work working together?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 19 days
- 211 days
- 310 days✓
- 412 days
Correct answer
10 days
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