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Engineering
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Time and Work - Data Intensity 1 :: Discussion
| 3. | A and B can finish a work 30 days if they work together. They worked together for 20 days and then B left. A finished the remaining work in another 20 days. In how many days A alone can finish the work? | |
| A. | 70 | |
| B. | 50 | |
| C. | 40 | |
| D. | 60 | |
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