The table shows the gallons of fuel remaining after a car travels a certain distance in miles.

the change in fuel remaining from one row to the next in the table is gallon(s).
the change in distance from one row to the next in the table is mile(s).
the slope of the line that runs through the points given in the table is .
the slope indicates a

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.