10th Class Mental Ability Cube and Dice Question Bank Cubes and Dice

Directions: A cube is cut in two equal parts along a plane parallel to one of its faces. One piece is then colored red on the two larger faces and green on the remaining, while the other is colored green on two smaller adjacent faces and red on the remaining. Each is then cut into 32 cubes of same size and mixed up.

Now answer the following questions based on the above statement.

How many cubes have at least two faces colored red?

A) 0

B)        32

C) 80

D)        128

Correct Answer: C

Solution :

Number such face in I; \[\text{7}+\text{7}=\text{14}\] in II