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    Question

    Find the wrong number in the given number series.

    23, 27, 51, 75, 131, 211
    A 51 Correct Answer Incorrect Answer
    B 23 Correct Answer Incorrect Answer
    C 75 Correct Answer Incorrect Answer
    D 211 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    23 + 2² = 27 27 + 4² = 43 43 + 6² = 79 79 + 8² = 143 143 + 10² = 243 Therefore, 43 should come in place of 51.

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