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After this painted cube is cut into its small cubes, how many small square faces in all carry paint?

Competition practiceDice & Cubes
  • A26
  • B27
  • C54
  • D108

Step-by-Step Solution

Each small painted face was a square on the outside of the big cube. The big cube has 6 faces of squares: . (26 counts the small cubes that have paint, not their faces.)
Answer: C) 54

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