Maths A and B together can do a piece of work in 5 days, B and C together can do it in 7 days and A and C together can finish it in 4 days, who among them alone can complete the work in the shortest time? will it end?
| Q.201440: A and B together can do a piece of work in 5 days, B and C together can do it in 7 days and A and C together can finish it in 4 days, who among them alone can complete the work in the shortest time? will it end? |
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