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1. |
A can do a piece of work 10 days more than that of Q. Both of them start the work but A leaves the work 5 days before its completion. Find the time in which work is completed. |
A. | 10 |
B. | 15 |
C. | 20 |
D. | 25 |
E. | None of these |
Answer» B. 15 | |