Aptitude Reasoning English GK Computer Knowledge Programming Skill Banking Software Testing

Question

Direction (Q: 1-20): What will come in place of the question mark (?) in the following number series?

    9     21     45     81     129     (?)

  • 187
  • 199
  • 177
  • 189
  • None of these
Answer- D

The given series is,

+(12×1), +(12×2), +(12×3), +(12×4), +(12×5)


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