Re: Discussion Problem_(23)

Posted by Mauli on Jun 01, 2013; 3:10am
URL: http://discussion-forum.276.s1.nabble.com/Discussion-Problem-23-tp7581582p7581600.html

i made cases and solved. though i got 36.. but how did u guys get 9C2. definitely u have done it with a shorter method.
please share it here.