A sphere and a cube having same volume and height of cube is equal to the radius of the sphere placed on a horizontal surface. What is the ratio of the heights of their centre of gravities from the surface?

A cone and a cylinder having same base area and height are placed on a horizontal surface. What is the ratio of the heights of centre of gravity of the cone and the cylinder from the surface?

The side of a cube is equal to the radius of the sphere. Find the ratio of their volumes.

A cylinder and a hollow sphere are placed on a surface. If the height of the cylinder is equal to the diameter of the sphere, what is the ratio of the heights of centre of gravity of the cylinder and the sphere from the surfaced?

A sphere and a cube have equal surface areas.What is the ratio of the volume of the sphere to that of that cube?

A cube and a sphere have equal total surface area. Find the ratio of the volume of sphere and cube.

The side of a cube is equal to the diameter of a sphere. If the side and radius increase at the same rate then the ratio of the increase of their surfaces is

A sphere, a cylinder and a cone having same radius and height of cylinder and cone are equal to diameter of sphere. Ratio of their volume are

A sphere and a cube are of the same height. The ratio of their volume is

A sphere and a cube has same surface area.Show that the ratio of the volume of sphere to cube is sqrt6:sqrtpi

A sphere and a cube has same surface area.Show that the ratio of the volume of sphere to cube is sqrt6:sqrtpi