Question

A cube of 384 sq.cm surface is melt to make x number of cubes each of 96sq.cm surface area then the volume of x is​

Answer 1

Let 'A' be the side of bigger cube and 'a' be the side of smaller cube Surface area of bigger cube = 6A2

or 384 = 6A2

A = 8 cm.

Surface area of smaller cube = 6a2

96 = 6a2

a = 4 mm = 0.4 cm

So, Number of small cubes

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