Re: ISI 2014 MEI
Posted by
SINGHAM on
Apr 04, 2014; 4:57am
URL: http://discussion-forum.276.s1.nabble.com/ISI-2014-MEI-tp7585912p7586091.html
Thank you Neha!

25. I think it should be 20 as 1 can't be the answer. Because each one shakes hands with someone, and if there was one person was there who shook hands with odd number of persons, there must be other person who also shook hands with odd number of persons only. 20 can be answer as if each person shakes hand with only one, 20 are "oddies". But, by using the option 'all of the above', we can also eliminate 19. So answer is C