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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 + 2Β² = 27 27 + 4Β² = 43 43 + 6Β² = 79 79 + 8Β² = 143 143 + 10Β² = 243 Therefore, 43 should come in place of 51.

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