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.)

    194.95 + 3.98 × 64.99 - ? = (10.99 +

    9.02)2
    A 40 Correct Answer Incorrect Answer
    B 25 Correct Answer Incorrect Answer
    C 80 Correct Answer Incorrect Answer
    D 55 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, 194.95 + 3.98 × 64.99 - ? = (10.99 + 9.02)2 195 + 4 × 65 - ? ~ (11 + 9)2 195 + 260 - ? ~ 400 ? ~ 55

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