Find the missing number:
? -> divide by 6 -> add 4 -> multiply by 12 = 204

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• A 56
• B 78
• C 32
• D 54

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Answer: B. 78

Work backwards and undo each step: 204 / 12 = 17, then 17 - 4 = 13, then 13 x 6 = 78. Check: 78 / 6 = 13, 13 + 4 = 17, 17 x 12 = 204.

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