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A solid cube of each side 10 cm, has been painted red, blue and black on pairs of opposite faces. It is then cut into cubical blocks of each side 2 cm. Answer the following questions. How many cubes have no face painted? |
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Answer» Solution :In this QUESTION X = 10 and x = 2 Such cubes are `(X/x-2)^(3)=3^(3)=27`. |
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