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Multiple Choice
If P denotes +, Q denotes -, R denotes ÷ and S denotes x, then 18 S 36 R 12 Q 6 P 7 =
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Reasoning (Mixed)
Learn at your own pace with hints and detailed explanations
If P denotes +, Q denotes -, R denotes ÷ and S denotes x, then 18 S 36 R 12 Q 6 P 7 =