Lucia rented a car for $253 per week (with unlimited driving miles) to use during her spring break vacation. She must also pay for gasoline which costs $3.40 per gallon. The car gets 25 miles per gallon (mpg). Let mm represent the number of miles Lucia has traveled and let gg represent the number of gallons of gasoline Lucia has used. Define a formula to determine the number of gallons of gasoline used, g, in terms of the number of miles driven, m. Define a formula to determine the cost of gasoline, c, in terms of the number of gallons of gasoline used, g. Define a formula to determine the cost of gasoline, c, in terms of the number of miles driven, m. Define a formula to determine the total cost, T, of driving the rental car m miles (including the one-week rental cost of $253.)