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      Question

      66, 115, 34, 155, 14,

      211 Find the wrong number in the given number series.
      A 115 Correct Answer Incorrect Answer
      B 66 Correct Answer Incorrect Answer
      C 14 Correct Answer Incorrect Answer
      D 211 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ, The given series follows the pattern of alternate addition and subtraction of alternate squares. 66 + 72 = 115 115 – 92 = 34 34 + 112 = 155 155 – 132 = -14 -14 + 152 = 211 Therefore, -14 should come in place of 14.

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