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Find the number that should replace the question mark in the series: 3, 6, 11, 18, 27, ?

Competition practiceAlphanumeric / Series
  • A40
  • B37
  • C38
  • D36

Step-by-Step Solution

The differences between consecutive terms are 3, 5, 7, 9 (successive odd numbers). The next difference is 11, so 27 + 11 = 38.
Answer: C) 38

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