Questions on cube & cuboid

The volume of a cuboid is twice the volume of a cube. If the dimensions of the cuboid are 9 cm, 8 c and 6 cm, the total surface are of the cube is :

Important facts about cube and cuboid

17.a cube and cuboid have same volume the dimensions of the cuboid are in the ratio 1:2:4. if the difference between the cost of polishing the cube and cuboid at the rate of rs. 5 for m^(2) is rs. 80 ,find their volumes.

The side of a cube is double the length of the cuboid. The breadth and height of the cuboid are half of its length. Find the ratio of the curved surface area of the cube to cuboid.

A brick is an example of a cube (b) cuboid (c) prism (d) cylinder