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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.) 23.91% of ? + √441.02 = 29.9% of 200.11
    A 162.5 Correct Answer Incorrect Answer
    B 190 Correct Answer Incorrect Answer
    C 114.5 Correct Answer Incorrect Answer
    D 131 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    23.91% of ? + √441.02 = 29.9% of 200.11

    24% of ? + √441 ~ 30% of 200

    (24/100) × ? + 21 ~ 60

    (24/100) × ? ~ 60 – 21

    ? ~ 39 × (100/24)

    ? ~ 162.5

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