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Q: Find out the wrong number in the following series: 5, 15, 30, 80, 180, 540, 1080

  • 1
    540
  • 2
    180
  • 3
    30
  • 4
    80
  • Show Answer
  • Workspace

Answer : 4. "80"
Explanation :

Answer: D) 80 Explanation: There should be 90 instead of 80so we can have a series5, 5x3, 15x2, 30x3, 90x2, 180x3, 540x2 and 1080x3 and so on...

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