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    • Question

      (47.99/39.02) ÷ (11.99/12.99) X (143.99/47.87) ÷

      (13.99/55.99) = ?² What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)
      A 12 Correct Answer Incorrect Answer
      B 4 Correct Answer Incorrect Answer
      C 17 Correct Answer Incorrect Answer
      D 27 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ,
      (47.99/39.02) ÷ (11.99/12.99) X (143.99/47.87) ÷ (13.99/55.99) = ?²

      (48/39) ÷ (12/13) X (144/48) ÷ (14/56) = ?²

      (48/39) X (13/12) X (144/48) X (56/14) = ?²

      ?² = 16

      ? = ±4

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