Ramon Hernandez saw the following advertisement for a used Volkswagen Bug and decided to work out the numbers to be sure the ad had no errors. Cash price $7,990 Down payment $0 Annual percentage rate 13.28% Deferred price $11,017.20 or 60 payments at $183.62 per month a. Calculate the amount financed. b. Calculate the finance charge. (Do not round intermediate calculations. Round your answer to the nearest cent.) c. Calculate the APR by formula. (Do not round intermediate calculations. Enter your answer as a percentage rounded to 1 decimal place.) d. Calculate the monthly payment by add-on-method. (Do not round intermediate calculations. Round your answer to the nearest cent.) e. Calculate the monthly payment by formula. (Do not round intermediate calculations. Round your answer to the nearest cent.)