Question

A cube of 384 sq cm surfacw area is melt to make some numbers of small cubes each 96 sq sm, the serface area is

Answer 1

Answer:

Step-by-step explanation:

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 =8,000