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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.) (13.66 × 29.21) + 21.78% of 598.34 = ? + 129.89
    A 109 Correct Answer Incorrect Answer
    B 408 Correct Answer Incorrect Answer
    C 537 Correct Answer Incorrect Answer
    D 680 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    ((13.66 × 29.21) + 21.78% of 598.34 = ? + 129.89

    (14 × 29) + 22% of 600 ~ ? + 130

    406 + 0.22 × 600 – 130 ~ ?

    ? ~ 406 + 132 – 130

    ? ~ 408

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