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    Question

    Find the wrong number in the given number series.

    4, 9, 19, 39, 69, 159
    A 69 Correct Answer Incorrect Answer
    B 159 Correct Answer Incorrect Answer
    C 4 Correct Answer Incorrect Answer
    D 19 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, 4 × 2 + 1 = 9 9 × 2 + 1 = 19 19 × 2 + 1 = 39 39 × 2 + 1 = 79 79 × 2 + 1 = 159 Therefore, 79 should come in place of 69.

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