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A solid cube of 4 inches has been painted red, green and black on pairs of opposite faces. It has been cut into one inch cubes. How many cubes have all three colours?
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- 0
- 4
- 8
- 16
Correct Option: C
As per the given all information in above question , we can say that
Cubes A to G = 7 and 1 backside cube will have 3 colours .
Alternatively, The four cubes at the corners of Layer 1 and the four cubes at corners of Layer 4 have three colours.
