Question

All sides of a cube are painted with green and blue colors ($3$ green and $3$ blue sides). Now the cube is divided into $27$ smaller equal sized cubes. How many cubes will have no side painted at all?

• A. $1$
• B. $2$
• C. $3$
• D. $4$

Answer 1

Answer: (A)

$1$

All the boxes will have at least one side painted except the centre one of the cube.
Therefore, the answer is$=1$
Hence, option 'A' is correct.