Question

    7, 15, 31, 79, 271,

    1221 Find the wrong number in the given number series
    A 1129 Correct Answer Incorrect Answer
    B 1325 Correct Answer Incorrect Answer
    C 1752 Correct Answer Incorrect Answer
    D 1221 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, Therefore, '1231' should come in place of '1221'.

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