Only 'fifteen' (of them) showed up on time.
Their boat finished 'fifteenth'.
one 'fifteenth' of the total
(..) until he had the cash to feed a family of five. At , he opened a furniture store. Which he built into two, then fifteen... then fifty, then a hundred. Until finally he had the largest chain America had ever seen. But no matter where he went... or what he did... (..)1974 The Gambler
(..) - Good. You should put some weight on you. You're too skinny. Yeah. - How much does that school pay you? - Fifteen hundred. - A week? - A month. What else you got? Who's lending, who's borrowing? - You got any collateral? (..)1974 The Gambler