The volume of a cone is equal to that of a sphere. If the radius of base of cone is equal to twice the radius of the sphere, then what is the ratio of height of cone to the radius of the sphere?
1
1 : 1
2
1 : 2
3
2 : 1
4
1 : 4
The volume of a cone is equal to that of a sphere. If the radius of base of cone is equal to twice the radius of the sphere, then what is the ratio of height of cone to the radius of the sphere?