Question

A cube with all the sides painted was divided into small cubes of equal measurements. The side of a smallcube is exactly one fourth as that of the big cube. Then the number of small cubes with two side painted is:

• A. 24
• B. 8
• C. 16
• D. 20

Answer 1

Answer:

A. 24

The number of small cubes with two sides painted =(n-2)x12 here n=4 = (4-2)x 12 =2x12 = 24