Question

    (?)2 = (5.99)2 +

    (7.88)2 + 43.99 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.)
    A 12 Correct Answer Incorrect Answer
    B 37 Correct Answer Incorrect Answer
    C 65 Correct Answer Incorrect Answer
    D 85 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, (?)2 = (5.99)2 + (7.88)2 + 43.99 ?2 ~ 62 + 82 + 44 ?2 ~ 36 + 64 + 44 ?2 ~ 144 ? ~ ±12

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