MCQOPTIONS
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| 1. |
The internal dimension of a room is 10m 10m 4m (height). The total area of the doors and windows are 16 m |
| A. | 3.23 |
| B. | 1.26 |
| C. | 12.6 |
| D. | None of the above |
| Answer» C. 12.6 | |