We are borrowing $25,440 to be paid back with 5.18% interest. What are the monthly payments if we pay the loan back in 48 months (4 years)? How much in total does the borrower pay for the loan? What are the montly payments if we pay the loan back in 60 months (5 years)? How much in total does the borrower pay for the loan? How much more does the car dealership make if they promote the 60 month loan