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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, ?
      A 18 Correct Answer Incorrect Answer
      B 60 Correct Answer Incorrect Answer
      C 42 Correct Answer Incorrect Answer
      D 30 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ, 6 βˆ’ 2 = 4 12 βˆ’ 6 = 6 20 βˆ’ 12 = 8 30 βˆ’ 20 = 10 Differences are 4, 6, 8, 10 β†’ increasing by 2. Next difference = 12 Missing term = 30 + 12 = 42

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