A: It's happened to me recently, and no, they're not a good friend. You have three options, you can either tell her where to shove it, tell them you don't care, and that whatever happens happens or tell her that if she values your friendship she'll stop it. The second one is the moral high ground, but... more
A: People at my college (New College Nottingham, UK), are MAINLY 16-25, with the odd 30-50 about the place. But you won't be frowned upon as long as you embrace the culture. I'm friends with a 21 year old, and I'm 18.