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One number does not fit the pattern of 5, 11, 23, 47, 95, 192. Which is it?

Competition practiceNumber Series
  • A192
  • B47
  • C23
  • D95

Step-by-Step Solution

Each term = previous × 2 + 1: 5, 11, 23, 47, 95, 191. So 192 is wrong; it should be 191.
Answer: A) 192

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