MCQOPTIONS
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| 1. |
A can do a piece of work in 4hrs.B and C together can do it 3 hrs while A and C can do it in 2 hrs how long it will take for B? |
| A. | 8 |
| B. | 10 |
| C. | 12 |
| D. | 24 |
| Answer» D. 24 | |