MCQOPTIONS
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| 1. |
Twelve persons can construct a 320 m long wall in 32 days working 8 hours a day. In how many days can 40 persons construct a 250 m long wall working 10 hours a day? |
| A. | 9 |
| B. | 10 |
| C. | 8 |
| D. | 6 |
| Answer» E. | |