Question

Pete filled the 15-gallon gas tank in his car at the gas station. After he drove 75 miles,

there were 12 gallons of gas left in the tank. What rate of change should be used in
the function that models the gas Pete's car used, in gallons per mile?

Answer 1

Explanation:

Used 3 gallons went 75 miles

3 gal /75 mi = .04 gal/ mile would be the rate of change