Question

A cube of side 4 cm is painted with blue colour .It is cut into smaller cubes of 1 cm. Then, how many smaller cubes have paint on atleast one face

Answer 1

Answer:

n = 3V64=4

No. of smaller cubes painted on

atleast one face=6(n-2)^2 =

6(4-2) ^2 = 6x2^2 = 24. Ans