Please show answer in excel with formulas

3. You have finally saved up $20,000 for a down payment on the 2019 Dodge Challenger SRT. You must pay the full sticker price of $60,945, plus 5.9% taxes. After making your $20,000 down payment, you will be financing the remain- der. The salesperson points out that because of your good credit history, you qualify for a great interest rate and she informs you that your monthly payment on your 66-month loan (first payment to be made one month from now) will be $773.30. (a) What is the annual percentage rate (APR) on the loan? (2 pts.) (b) What is the effective annual rate (EAR) on the loan? (2 pts.)