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1. |
A spherical ball of lead 3 cm in diameter is melted and recast into three spherical balls The diameter of two of these are 1.5 cm and 2 cm respectively. The diameter of the third ball is |
A. | 1.4 cm |
B. | 1.8 cm |
C. | 2.1 cm |
D. | 2.5 cm |
Answer» E. | |