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      Question

      In each of the following number series, one term is

      wrong. Find the wrong term. 7, 10, 16, 25, 36, 52
      A 25 Correct Answer Incorrect Answer
      B 36 Correct Answer Incorrect Answer
      C 52 Correct Answer Incorrect Answer
      D 10 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Check the differences: 10 - 7 = 3 16 - 10 = 6 25 - 16 = 9 36 - 25 = 11 52 - 36 = 16 The intended pattern is: +3, +6, +9, +12, +15 So, 25 + 12 = 37 37 + 15 = 52 Correct series: 7, 10, 16, 25, 37, 52 Hence, 36 is the wrong term.

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