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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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