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    Question

    What approximate value should come in the place of (?) in the following questions? (Note:- You don't need to calculate the exact values)

    245.67 + 20.05² + ?³ = √961.89 *

    34.02
    A 13 Correct Answer Incorrect Answer
    B 8 Correct Answer Incorrect Answer
    C 17 Correct Answer Incorrect Answer
    D 3 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    245.67 + 20.05² + ?³ = √961.89 * 34.02

    246 + 20² + ?³ = √962 * 34

    246 + 400 + ?³ = 31 * 34

    646 + ?³ = 1054

    ?³ = 408

    ? ≈ 8

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