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A can finish work in 18 days and B in 36 days. If they work on it together for 9 days, what percent of work is left?
5Q:
A can finish work in 18 days and B in 36 days. If they work on it together for 9 days, what percent of work is left?
- 133.33false
- 220false
- 375false
- 425true
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