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    • Question

      Find the simplified value of the expression: 81

      ÷ 9 of 3 × 4 + [12 of 5 – {18 of 2 × (10/5) ÷ 36}] – 15
      A 25 Correct Answer Incorrect Answer
      B 28 Correct Answer Incorrect Answer
      C 45 Correct Answer Incorrect Answer
      D 55 Correct Answer Incorrect Answer

      Solution

      ATQ,

      = 81 ÷ 27 × 4 + [12 of 5 – {18 of 2 × (10/5) ÷ 36}] – 15

      = 12 + [60 – {2}] – 15

      = 12 + 58 – 15

      = 55

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