business meeting

4
Karthik is in a business meeting
Every Businessmen handshake to all businessmen 

Karthik counts their  handshake
Totally 66 times handshake means, how many members in that meeting

one condition: no one handshake repeatly Tomato
Ans: 12!Am I rite?
[Image: jRHNJwz.gif]
Interest-Involvement-Implementation
Share-Learn-Respect-Repute-Thank
I remember that using Permutations and Combination, i solved this in my 12th..
Somesh - V+ Team Junior Moderator - Want for other subjects also? Arrow CLICK HERE