2 + 2 + 2 + 2 = 8, 2 x 4 = 8, 5 + 5 + 5 = 15, 5 x 3 = 15, 4 + 4 + 4 + 4 +4 + 4 = 24, 4 x 6 = 24, 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 = 9, 1 x 9 = 9, 3 + 3 = 6, 3 x 2 = 6, 6 + 6 + 6 + 6 + 6 = 30, 6 x 5 = 30.

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