If P denotes ÷, Q denotes ×, R denotes +, and S denotes –, 

    18 Q 12 P 4 R 5 S 6 = ?

  • 52
  • 57
  • 95
  • None of these
If P denotes ÷, Q denotes ×, R denotes +, and S denotes –,  18 Q 12 P 4 R 5
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