Mathematics · Time and Work
A is capable of completing a task in 10 days, while B can finish the same task in 15 days. A works alone for the first 4 days and is then joined by B. How many total days will it take to complete the entire task?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 16 days
- 27.6 days✓
- 38 days
- 49 days
Correct answer
7.6 days
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