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      Question

      Find the missing number in the given number series.

      /> 1, 2, 3, 6, 11, 20, ?
      A 80 Correct Answer Incorrect Answer
      B 90 Correct Answer Incorrect Answer
      C 72 Correct Answer Incorrect Answer
      D 35 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ,

      Each term = sum of previous two + 1

      1 + 2 + 0 = 3

      2 + 3 + 1 = 6

      3 + 6 + 2 = 11

      6 + 11 + 3 = 20

      11 + 20 + 4 = 35

      (Increment in added value is 0, 1, 2, 3...)

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