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      Question

      If β€˜K’ means (Γ·), β€˜L’ means (x), β€˜M’ means

      (+), and β€˜N’ means (-), then what is the value of the expression: 144 K 12 L 3 M 18 N 15 L 2
      A 34 Correct Answer Incorrect Answer
      B 24 Correct Answer Incorrect Answer
      C 12 Correct Answer Incorrect Answer
      D 4 Correct Answer Incorrect Answer

      Solution

      Given expression: 144 K 12 L 3 M 18 N 15 L 2 Replacing letters with the signs in the expression: 144 Γ·12 x 3 + 18 – 15 x 2 Using the rule of BODMAS, we get: 144 Γ· 12 x 3 + 18 – 15 x 2 12 x 3 + 18 – 15 x 2 36 + 18 – 30 54 – 30 = 24 The value of the given expression is '24'.

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