MCQOPTIONS
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| 1. |
A does half as much work as B in one sixth of the time. If together they take 10 days to complete a work, how much time shall B take to do it alone? |
| A. | 70 days |
| B. | 30 days |
| C. | 40 days |
| D. | 50 days |
| Answer» D. 50 days | |