MCQOPTIONS
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| 1. |
A can do a piece of work in 15 days. With the help of A,B can do it in 6 2/3 days. B can do it alone in : |
| A. | 13 days |
| B. | 8 days |
| C. | 10 days |
| D. | 12 days |
| Answer» E. | |