

MCQOPTIONS
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1. |
A hollow spherical metallic ball has an external diameter 6 cm and is ½ cm thick. The volume of metal used in the ball is : |
A. | 46 2/3 cm³ |
B. | 47 2/3 cm³ |
C. | 48 2/3 cm³ |
D. | 49 2/3 cm³ |
Answer» C. 48 2/3 cm³ | |