A solid piece of metal in the form of a cuboid of dimensions 11 cm x 7 cm x 7 cm is melted to form ‘n’ number of solid spheres of radii 7⁄2 cm each. Find the value of n.

Class 10th Maths Term 2, Question - A solid piece of metal in the form of a cuboid of dimensions 11 cm x 7 cm x 7 cm is melted to form 'n' number of solid spheres of radii 7⁄2 cm each. Find the value of n.