Lunches are short, and being late to class is bad. Don’t waste any time trying to figure out how long it takes to drive to places.
This is a map of the (semi) fast-food places you can get food at within a 20 minute period. Some require tricky maneuvers, like U-turns, taking highway 218, or finding a clever route like Mills street.

Oh yeah, in case these were too “easy” for you or something, here are some of the farther, more interesting locations  to go to.