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1. |
A and B together can complete a work in 8 days and B and C to- gether in 12 days. All of the three together can complete the work in 6 days. In how much time will A and C together complete the work ? |
A. | 8 days |
B. | 10 days |
C. | 12 days |
D. | 20 days |
Answer» B. 10 days | |