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| 1. |
A field roller, in the shape of a cylinder, has a diameter of 1 m and length of \(1\frac{1}{4}\) m.If the speed at which the roller rolls is 14 revolutions per minute, then the maximum area (in m2) that it can roll in 1 hour is: (Take π = 22/7) |
| A. | 3960 |
| B. | 3560 |
| C. | 3300 |
| D. | 3600 |
| Answer» D. 3600 | |