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      Question

      Which two numbers should be interchanged to make the

      given equation correct? 15 × 20 + 30 ÷ 10 – 12 = 163
      A 20 and 30 Correct Answer Incorrect Answer
      B 10 and 15 Correct Answer Incorrect Answer
      C 20 and 12 Correct Answer Incorrect Answer
      D 12 and 15 Correct Answer Incorrect Answer

      Solution

      Given 15 × 20 + 30 ÷ 10 – 12 = 163 After interchanged 20 and 12 15 x 12 + 30 ÷ 10 -20  15 x 12 + 3 -20 180 + 3 -20 =163

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