Discussion

Explanation:

2 blue faces will give 6 such cubes each i.e., 12 cubes.
2 red faces will give 3 such cubes each i.e., 6 cubes.
2 yellow faces will give 2 such cubes each i.e., 4 cubes.

∴ Total 12 + 6 + 4 = 22 cubes will have exactly one face colored.

Hence, option (b).

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