Question

    √675 + √785 = ? ×

    8.995  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 90 Correct Answer Incorrect Answer
    B 25 Correct Answer Incorrect Answer
    C 6 Correct Answer Incorrect Answer
    D 45 Correct Answer Incorrect Answer
    E none of these Correct Answer Incorrect Answer

    Solution

    ATQ, √675 + √785 = ? × 8.995 Or, √676 + √784 ~ ? X 9 Or, 26 + 28 ~ ? × 9 Or, ? ~ (54 ÷ 9) So, ? ~ 6

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