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      Question

      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.) 18.67% of ? + √324.91 = 30.05% of 150.07
      A 142 Correct Answer Incorrect Answer
      B 190 Correct Answer Incorrect Answer
      C 114 Correct Answer Incorrect Answer
      D 131 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ,

      18.67% of ? + √324.91 = 30.05% of 150.07

      19% of ? + √325 ~ 30% of 150

      (19/100) × ? + 18 ~ 45

      (19/100) × ? ~ 45 – 18

      ? ~ 27 × (100/19)

      ? ~ 142

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