MCQOPTIONS
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| 1. |
The inner diameter of a circular building is 54 cm and the base of the wall occupies a space of 352 cm2. The thickness of the wall is |
| A. | 29 cm |
| B. | 2 cm |
| C. | 4 cm |
| D. | 58 cm |
| Answer» C. 4 cm | |