
Re: how many ways to pick two teams of 10 out of a group of 20 people
Posted:
Feb 5, 2013 2:20 PM


On Feb 4, 11:45 pm, G Patel <gaya.pa...@gmail.com> wrote: > Is it 20 choose 10 or do I have to divide by 2?
If the teams are distinguishable  e.g., if one is the "home" team and the other is the "visiting" team  then it's 20_choose_10. But if there is no such distinction then you divide that by 2.

