12. After making 11 payments on a 36-month loan, you pay it off a. What is your rebate fraction? b. If the finance charge was $1,300, what is your finance charge rebate? An Auntie Anne's franchise financed a $68,000 pretzel oven with a 61% add-on interest installment loan for 48 months. The loan required a 20% down payment. a. What is the finance charge on the loan? 13. b. What are the monthly payments? c. What annual percentage rate is being charged on the loan