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2005 AMC 10A Problem 11

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2005 AMC 10A Problem 11AMC 10 Step by Step
Name:                             Date: September 13, 2026
Solid Geometry · difficulty 2 of 5 · about 3 min · position P11-15

A wooden cube nn units on a side is painted red on all six faces and then cut into n3n^3 unit cubes. Exactly one-fourth of the total number of faces of the unit cubes are red. What is nn ?

  1. A)

    33

  2. B)

    44

  3. C)

    55

  4. D)

    66

  5. E)

    77

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