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1. |
A metallic sphere of radius 12 cm is melted into three smaller spheres. If the radii of two smaller spheres are 6 cm and 8 cm, the radius of the third is ? |
A. | 14 cm |
B. | 16 cm |
C. | 10 cm |
D. | 12 cm |
Answer» D. 12 cm | |