White people: Yah my eyes are so cool they’re like sapphire blue, but then change to a rainforest green in the light, and sometimes they turn gray when I wear my favorite sweater, also they look indigo when I’m at Olive Garden

You coordinate volunteers for litter cleanup in local parks. your spreadsheet lists drivers and the number of seat belts in each driver’s car. the spreadsheet calculates the number of drivers (d) and the total number of seat belts (s). you want to know the maximum number of volunteers, besides drivers, that can be transported to the park in a single trip given that each person must have a seat belt of their own.