Mathematics · Time and Work
A and B can do a piece of work in 18 days, B and C can do the same work in 15 days, while A and C can do it in 12 days. The time taken by them to complete the work working together is:
- 111 27 37 days
- 28 27 37 days
- 39 27 37 days✓
- 4397 37 days
Correct answer
9 27 37 days
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