## Puzzle of the day: 121

**All the faces of 4*4 cube are painted in black color. If the cube is cut into 64 smaller cubes of 1*1, then how many of these 64 cubes have exactly 3 faces painted in black.**

**16****8****24****none of these**

Categories:
Puzzle Of The Day, Question of the day

**All the faces of 4*4 cube are painted in black color. If the cube is cut into 64 smaller cubes of 1*1, then how many of these 64 cubes have exactly 3 faces painted in black.**

**16****8****24****none of these**

**Ans (2) 8**

**Soln**

**Only the corner elements are cubes that have 3 faces painted and there are 8 such elements. **

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