The ratio of the surface area of sphere A to the surface area of sphere B is 729 : 1. What is ratio of the volume of sphere A to sphere B ?

Find the ratio of the surface area of a sphere and total surface area of a hemisphere.

Volume and surface area of sphere

What is the ratio of volume to surface area of sphere?

Ratio of surface areas of two spheres is 9:16. Find the ratio of their volumes

Ratio of total surface area of hemisphere to that of sphere ?

As shown in the adjacent figure, a sphere is placed in a cylinder. It touches the top, bottom and the curved surface of the cylinder. If radius of the base of the cylinder is 'r', (i) what is ratio of the radii of the sphere and the cylinder? (ii)what is the ratio of the curved surface area of the cylinder and the surface area of the sphere? (iii) what is the ratio of the volumes of the cylinder and the sphere?

Find the ratio of the surface area if the radii of two spheres are in the ratio '2: 3 .' What is the ratio of their volume?

The ratio of the surface area of a sphere and the curved surface area of the cylinder circumscribing the sphere is

The surface areas of two spheres are in the ratio 1:4. What is the ratio of their volumes ?

If the ratio of the curved surface area of two spheres b 4:9, then the ratio of the volumes of the spheres will be