MCQOPTIONS
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| 1. |
A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in? |
| A. | 1/24 day |
| B. | 3(3/7) days |
| C. | 7/24 days |
| D. | 4 days |
| Answer» C. 7/24 days | |