They're selling tickets at/for 10 dollars 'apiece'. [=each ticket costs 10 dollars]
She gave the kids a dollar 'apiece'. [=she gave a dollar to each kid]
His shoes weigh four pounds 'apiece'.
(..) - You drive him and pick him up. Let's move. Did he tell you to drop the gun right away? Yeah, a million times. Don't forget. Two shots apiece in the head as soon as you come out. How long do you think it will be before I can come back? At least a year. I'll square it with Mom, that you're not (..)1972 The Godfather
(..) you eat, talk for a while, you relax. Make them relax. Then you go to take a leak. No, better still, you ask permission to go. Then you come back blasting. Two shots in the head apiece. I want somebody very good to plant that gun. I don't want him coming out with just his dick. (..)1972 The Godfather