An installment contract for the purpose of a car requires payment of $328.58 at the end of each month for 3.75 years. interest is 5% per annum compounded monthly.

(a) What is the amount financed?

(b) How much is the interest cost?

(a) The amount financed is $

(Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.)

(b) The interest is $

(Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.)