Q. Complete the series:
3, 7, 15, ?, 63, 127

  • (A) 30
  • (B) 31
  • (C) 47
  • (D) 52
✅ Correct Answer: (B) 31

Published by Sandeep ⭐ 6.47K Points at 20-Jul-2021 03:22 pm in Reasoning

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