S Purkayastha Solutions for Chapter: Surface Area and Volume, Exercise 5: Multiple Choice Questions

The volume of a cube whose diagonal is $7\sqrt{3}$ cm is

A cuboid of dimension $80 \mathrm{cm}\times 75 \mathrm{cm}\times 36 \mathrm{cm}$ is melted and recast as a cube.The edge of the cube is

The edges of a cuboid are in the ratio $1:2:3$ and its surface area is $198 {\mathrm{cm}}^2.$ The volume of the cuboid is

If each side of a cuboid is doubled, then its surface area becomes

If each side of a cuboid is doubled, then its volume becomes

If the volume of a right circular cylinder is $6160 {\mathrm{cm}}^3,$ its radius is $14$ cm, then its height is

In a cylinder if the radius is halved and the height is doubled, the curved surface area would be

In a cylinder if the radius is halved and the height is doubled, its volume would be