Mathematics · Time and Work
Worker P takes 15 hours to complete a task, and Worker Q takes 20 hours. How many hours will they take to complete the task if they work together?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 19.5 hours
- 28.57 hours✓
- 38.8 hours
- 49.2 hours
Correct answer
8.57 hours
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