MCQOPTIONS
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| 1. |
A can do a work in 20 days and B in 10 days. If they work on it together for 5 days, then what fraction of work is left. |
| A. | 44443 |
| B. | 44287 |
| C. | 44317 |
| D. | 44441 |
| Answer» C. 44317 | |