Looking Forward, Looking Back Complete these sentences using the two cost options for gas from earlier in the section. Cost with Option 1: C-3.65g 5.50
Cost with Option 2: C-3.85g
a. As the number of gallons of gas increases by 1, the cost for Option 1 increases by
b. As the number of gallons of gas increases by 1, the cost for Option 2 increases by
c. What is the slope of the line for Option 1? Write it as a fraction with units.
d. What is the slope of the line for Option 2? Write it as a fraction with units.
e. Where does the slope appear in the cost formulas?