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      Question

      √624.98 - ? = √(62.30 + 13.99 –

      2.93) What approximate value should come in place of (?) in the following questions?
      A 33 Correct Answer Incorrect Answer
      B 28 Correct Answer Incorrect Answer
      C 18 Correct Answer Incorrect Answer
      D 19 Correct Answer Incorrect Answer
      E 21 Correct Answer Incorrect Answer

      Solution

      √624.98 - ? = √(62.30 + 13.99 – 2.93) => √625 - ? = √(62 + 14 – 33) => 25 - ? = √(62 + 14 – 27) => 25 - ? = √49 => 25 - ? = 7 => ? = 25 – 7 = 18

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