MCQOPTIONS
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| 1. |
A can do a work in 12 days and B in 24 days. If they work on it together for 4 days, then what fraction of work is left? |
| A. | 44256 |
| B. | 44228 |
| C. | 44287 |
| D. | 44317 |
| Answer» C. 44287 | |