In a popular online role playing game, players can create detailed designs for their
character's "costumes," or appearance. Noah sets up a website where players can buy
and sell these costumes online. Information about the number of people who visited
the website and the number of costumes purchased in a single day is listed below.
12 visitors purchased no costume.
193 visitors purchased exactly one costume.
19 visitors purchased more than one costume.
If next week, he is expecting 400 visitors, about how many would you expect to buy
exactly one costume? Round your answer to the nearest whole number.