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Q: Find the wrong number in the given number series? 10, 21, 54, 109, 189

  • 1
    189
  • 2
    109
  • 3
    54
  • 4
    21
  • Show Answer
  • Workspace

Answer : 1. "189"
Explanation :

Answer: A) 189 Explanation: The given number series is 10, 21, 54, 109, 189 The series follows a pattern that 10 + 11 = 21 21 + 33 = 54 54 + 55 = 109 109 + 77 = 186   Hence the wrong number in the given number series is 189.

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