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Geometry Difficulty 3.0 AMC 10/12 Find the answer United Kingdom

Andrew buys 27 identical small cubes, each with two adjacent faces painted red. He then uses all of these cubes to build a large cube. What is the largest number of completely red faces that the large cube can have?

(A) $2$ (B) $3$ (C) $4$ (D) $5$ (E) $6$

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