Mathematics · Time and Work
P, Q and R working alone can complete a piece of work in 11 days, 20 days and 55 days respectively. If P is helped by Q and R on alternate days, in how many days can the work be completed?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 18 days✓
- 224 days
- 39 days
- 431 days
Correct answer
8 days
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