Mathematics · Time and Work
A and B can complete a piece of work in 20 days and 40 days respectively. They started the work together, but A left after 7 days and was joined by C, who alone can complete the work in 60 days. In how many days will the total work be completed?
- 11325 days
- 21825 days✓
- 31135 days
- 41535 days
Correct answer
1825 days
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