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      Question

      In each of the following number series, one term is

      missing. Find the missing term. 2, 6, 12, 20, 30, ?, 56
      A 42 Correct Answer Incorrect Answer
      B 67 Correct Answer Incorrect Answer
      C 58 Correct Answer Incorrect Answer
      D 22 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Look at the differences: 6 - 2 = 4 12 - 6 = 6 20 - 12 = 8 30 - 20 = 10 ? - 30 = 12 56 - ? = 14 So the pattern is +4, +6, +8, +10, +12, +14 Therefore, missing term = 30 + 12 = 42

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