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1. |
A cylindrical box of radius 5 cm contains 10 solid spherical balls, each of radius 5 cm. If the top most ball touches the upper cover of the box, then volume of the empty space in the box is ? |
A. | 2500/3 cm |
B. | 50000 cm |
C. | 2500 cm |
D. | 5000/3 cm |
Answer» B. 50000 cm | |