Suppose marryann puts 5 gallons of gas in her car and can drive 155 miles. her gas tank holds 18 gallons of gas. how many miles can she drive on a full tank

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )