How many 1 inch cubes will have atleast one surface painted?

A 3x3x3 inches cube is painted with yellow color on all the outer surfaces. If the cube is cut into smaller cubes of 1*1*1 inches. How many 1 inch cubes will have atleast one surface painted?

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26
3 sides -8
2-sides-12
1-sides- 6
no side -1

answer May 10, 2014 by Satish Kumar Vadlavalli

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6 cubes have only one side paint

answer Nov 13, 2014 by anonymous

its not only one side.
question is minimum one side.

commented Nov 13, 2014 by anonymous

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