An aluminium sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. The difference in the surface areas of the two solids would be (a) Nil          (b) 284 cm2       (c) 286 cm2      (d) 296 cm2

A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. The side of the cube is

A cuboid is 12 cm long, 9 cm broad and 8 cm high. Its total surface area is

Three cubes of sides 6 cm, 8 cm and 1 cm are melted to form a new cube. The surface area of the new cube is

Three cubes of sides 1 cm, 6 cm and 8 cm are melted to form a new cube. Find half of the surface area of the new cube.

A cuboid of sides 9 cm, 27 cm and 24 cm is melted to form a cube. What is the ratio between the total surface area of the cuboid and that of the cube ?

Three solid cubes of sides 1cm,6cm and 8cm are melted to form a new cube.Find the surface area of the cube so formed.

The dimensions of a piece of iron in the shape of a cuboid are 270cm xx100cm xx64cm .If it is melted and recast into a cube,then the surface area of the cube will be (a) 14400cm2 (b) 44200cm2 (c) 57600cm2 (d) 86400cm2