A solid cylinder is melted and cast into a cone of same radius. The heights of the cone and cylinder are in the ratio (a)   9:1       (b)  1:9         (c)  3:1         (d)  1:3

A solid sphere of radius x cm is melted and cast into a shape of a solid cone of same radius. The height of the cone is

A metallic cone is melted and recast in to a cylinder of same radius and height 9 cm . Find the height of the cone.

A metallic cone is melted and recast in to a cylinder of same radius and height 9 cm . Find the height of the cone.

A solid sphere of radius 7 cm is melted and casted into a shape of a solid cone of same radius. Then the height of the cone is:

A cylindrical rod of length h is melted and cast into a cone of base radius twice that of the cylinder. What is the height of the cone ?

The radius of the base and height of a metallic solid cylinder are r cm and 6 cm respectively. It is melted and recast into a solid cone of the same radius of base. The height of the cone is (a) 9 cm (b) 18 cm (c) 27 cm (d) 54 cm

A right circular cylinder and a right circular cone have the same radius and the same volume. The ratio of the height of the cylinder to that of the cone is (a) 3:5 (b) 2:5 (c) 3:1 (d) 1:3