The volumes of two spheres are in the ratio 64 : 27. The ratio of their surface areas is
3 : 4
4 : 3
9 : 16
16 : 9
1 Like
Answered By
2 Likes
The volume of the largest right circular cone that can be carved out from a cube of edge 4.2 cm is
9.7 cm3
77.6 cm3
58.2 cm3
19.4 cm3
If a cone, a hemisphere and a cylinder have equal bases and have same height, then the ratio of their volumes is
1 : 3 : 2
2 : 3 : 1
2 : 1 : 3
1 : 2 : 3