Determine the number of gallons of gas that your car holds. find the cost of the type of gasoline that your car uses at a local gas station. determine the amount of money you would spend to fill up your tank if it was empty. my gas tank holds 16.9 gallons of gas, cost of gas is $2.85 a gallon.

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?