Mathematics · Time and Work
A can complete a piece of work alone in 20 days, B can do it alone in 15 days and C can complete it alone in 18 days. B and C started the work together but both were forced to leave after 4 days. The remaining work was done by A in:
- 112 days
- 214245 days
- 31029 days✓
- 49245 days
Correct answer
1029 days
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