a: Write an equation that will relate the number of miles driven to the # of gallons of gas.
b: What is the constant of proportionality?
c: How many miles could Katya go if she filled her 22-gallon tank?
d: If Katya takes a trip of 600 miles, how many gallons of gas would be needed to make the trip?
e: If Katya drives 224 miles during one week of commuting to school and work, how many gallons of gas would she use?
​