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Question

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

   1     3     24     360     8640     302400     ?

  • 14525100
  • 154152000
  • 14515200
  • 15425100
  • None of these
Answer- C

The series is,

×(2^2-1), ×(3^2-1), ×(4^2-1), ×(5^2-1), ×(6^2-1), ×(7^2-1)


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