Amortization schedule with periodic payments:

Please show work or formulas

Amortization schedule with periodic payments. Moulton Motors is advertising the following deal on a new Honda Civic: "Monthly payments of $434.85 for the next 60 months and this beauty can be yours!" The sticker price of the car is $20,000. If you bought the car, what interest rate would you be paying in both APR and EAR terms? If you bought the car, what monthly interest rate would you be paying? % (Round to four decimal places.) If you bought the car, what annual percentage rate (APR) would you be paying? % (Round to two decimal places.) If you bought the car, what effective annual rate (EAR) would you be paying? % (Round to two decimal places.)