A

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Q. 3, 7, 15, ?, 63, 127

  • (A) 30
  • (B) 31
  • (C) 47
  • (D) 52
  • Correct Answer - Option(B)
  • Views: 7
  • Filed under category Reasoning
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Explanation by: Admin
Each number in the series is one more than twice the preceding number.

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