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      Question

      In each of the following number series, one term is

      missing. Find the missing term. 7, 15, 32, 67, 138, ?, 568
      A 281 Correct Answer Incorrect Answer
      B 332 Correct Answer Incorrect Answer
      C 225 Correct Answer Incorrect Answer
      D 205 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Pattern is: 7 x 2 + 1 = 15 15 x 2 + 2 = 32 32 x 2 + 3 = 67 67 x 2 + 4 = 138 138 x 2 + 5 = 281 281 x 2 + 6 = 568 Hence, the missing term is 281.

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