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A job can be completed by 12 men in 12 days. How many extra days will be needed to complete the job if 6 men leave after working for 6 days ?
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- 3 days
- 6 days
- 12 days
- 24 days
Correct Option: C
Work done by 12 men in 6 days
| = | 2 |
Remaining work
| = 1 - | = | |||
| 2 | 2 |
6 men leave the work.
| ∴ Time taken = | = 12 days | 6 × 2 |
