Mathematics · Time and Work
Three friends A, B, and C can complete a job in 12 days, 15 days, and 20 days, respectively, when each works alone. They all start working together, but A leaves after 3 days and B leaves 2 days after A. The remaining work is finished by C alone. What is the total number of days needed to complete the work?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 18 13 days✓
- 29 12 days
- 310 13 days
- 49 13 days
Correct answer
8 13 days
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