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Relation Between r and a

A cube painte...

Question

A cube painted yellow on all faces is cut into $27$ small cubes of equal sizes. How many cubes are painted on one face only?

A

1

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B

6

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C

8

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D

12

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Solution

The correct option is A $6$
In this we are painting with yellow color on all faces of the cube.
Hereafter we are cutting into 27 cubes.
When we cut only 6 cubes (one on each face) will be coming with one sided colored.

Hence, option is B.

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