MCQOPTIONS
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MCQOPTIONS
| 1. |
The ratio of the efficiencies of A, B and C is 7 : 5 : 8. Working together, they can complete a piece of work in 42 days. B and C worked together for 21 days and the remaining work was completed by A alone. The whole work was completed in: |
| A. | 99 days |
| B. | 102 days |
| C. | 96 days |
| D. | 93 days |
| Answer» C. 96 days | |