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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.)

    ? = (5.8)2 + (8.9)2 + (4.7)

    2 + 24.7% of 20
    A 129 Correct Answer Incorrect Answer
    B 147 Correct Answer Incorrect Answer
    C 161 Correct Answer Incorrect Answer
    D 184 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, ? = (5.8)2 + (8.9)2 + (4.7)2 + 24.7% of 20 ? ~ 62 + 92 + 52 + 25% of 20 ? ~ 36 + 81 + 25 + 0.25 X 20 ? ~ 142 + 5 ~ 147

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