1.

The frustrum of a right circular cone has height 12 cm, radius of the base 8 cm and the radius of the top 3 cm. Then the ratio of the volume of the frustum to its total surface/area is

A. 97 ∶ 54
B. 2 ∶ 1
C. 82 ∶ 53
D. 3 ∶ 2
Answer» B. 2 ∶ 1


Discussion

No Comment Found