Mathematics · Time and Work
P and Q can do a piece of work in 20 days and 30 days, respectively. They work together for 6 days, and then Q is replaced by R. If the rest of the work is completed by P and R in 8 more days, in how many days can R alone complete 60% of the work?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 164 days
- 234 days
- 348 days✓
- 428 days
Correct answer
48 days
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