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      Question

      42, 54, 78, 114, 168,

      222 Find the wrong number in the given number series.
      A 168 Correct Answer Incorrect Answer
      B 78 Correct Answer Incorrect Answer
      C 114 Correct Answer Incorrect Answer
      D 222 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ, The series follows the pattern: 42 + 12 × 1 = 54, 54 + 12 × 2 = 78, 78 + 12 × 3 = 114, 114 + 12 × 4 = 162, 162 + 12 × 5 = 222. Therefore, 162 should be in place of 168.

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