MCQOPTIONS
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| 1. |
The volume of a metallic cylindrical pipe is 7480 cm3. If its length is 1.4 m and its external radius is 9 cm, then its thickness (given π = 22/7) is: |
| A. | 1.2 cm |
| B. | 0.9 cm |
| C. | 0.8 cm |
| D. | 1 cm |
| Answer» E. | |