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      Question

      Find the wrong number in the given series. 9, 18,

      54, 270, 1899, 20790
      A 18 Correct Answer Incorrect Answer
      B 54 Correct Answer Incorrect Answer
      C 1899 Correct Answer Incorrect Answer
      D 20790 Correct Answer Incorrect Answer

      Solution

      The given series is multiplication of consecutive prime numbers starting from 2. 9 Γ— 2 = 18 18 Γ— 3 = 54 54 Γ— 5 = 270 270 Γ— 7 = 1890 1890 Γ— 11 = 20790 So, β€˜20790; is the incorrect term.Β 

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