The radius of the sphere is 2x, then its volume will be

A pyramid is a three dimensional figure whose base never be

The steps from solids to points are

On a particular day, the rainfall recorded in a terrace of dimensions 6 m and 5 m is 15 cm. The quantity of water collected in terrace is

The cost of construction of a wall 8 m long, 4 m height and 20 cm thick at the rate Rs 25 per $m^{3}m^\; 3$ is

Which of the following is the solid combination of cylinder and cone ?

If the surface area of sphere is 154 $c{m}^{2}cm^2$, then its radius in cms.

The total surface area of a cube is 96 $c{m}^{2}cm^2$, then its volume is

A hemispherical bowl has a radius of 3.5 cm, then its curved surface area is

If the surface area of sphere is 616 $c{m}^{2}cm^2$, then its radius is