MCQOPTIONS
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| 1. |
The volumes of spheres A and B are in the ratio 125 : 64. If the sum of radii of A and B is 36 cm, then the surface area (in cm2) of A is: |
| A. | 1600π |
| B. | 1024π |
| C. | 512π |
| D. | 800π |
| Answer» B. 1024π | |