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@neema-SlYG3w • Jan 3, 2011
I think the answer is 63.
My interpretation is very silly.
It's because, the sum of the digits of all other numbers is even. Only 63(6+3=9) is odd.
Is that the right answer. -
@reya-SMihdC • Jan 3, 2011
51 is the answer.Because all other nos are square of a no subtracted by one except 51. -
@neema-SlYG3w • Jan 3, 2011
Yes, that's more logical I guess. 😛praveena21151 is the answer.Because all other nos are square of a no subtracted by one except 51. -
@makru921-Am65Ah • Jan 3, 2011
@praveena : Exactly!
@nion: good observation.. though that was not the answer i was looking for..😀 -
@shreyasm89-jGobVm • Jan 4, 2011
praveena you are really great!