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Find the wrong term in the series: 8, 12, 20, 38, 68, 132, 260

Competition practiceNumber Series
  • A20
  • B68
  • C38
  • D132

Step-by-Step Solution

Rule: each term = previous × 2 − 4. , not 38. So 38 is the wrong term.
Answer: C) 38

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