Re: ISI permutation and comb doubt

Posted by shruti malhotra on Apr 03, 2016; 10:39am
URL: http://discussion-forum.276.s1.nabble.com/ISI-permutation-and-comb-doubt-tp7584416p7599750.html

u can do it like this also
boy1      boy2    no of ways
1            5         6c1*5c5=6
2             4        6c2*4c4=15
3             3        6c3*3c3=20
4            2         6c4*2c2=15
5            1         6c5*1c1=6
TOTAL WAYS=62
HOPE THIS HELP :)