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Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
Time and Work - Data Intensity 2 :: Discussion
| 7. | A can lay a railway track between two given stations in 16 days and B can do the same job in 12 days. With help of C, they did the job in 4 days only. Then, C alone can do the job in_____? | |
| A. | 4 | |
| B. | 9.6 | |
| C. | 9 | |
| D. | 10 | |
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