The balance on a credit card, that charges a 18% APR interest rate, over a 1 month period is given in the following table: Days 1-3: $200 (initial balance) Days 4-20: $300 ($100 purchase) Days 21-30: $150 ($150 payment) What is the finance charge, on the average daily balance, for this card over this 1 month period? finance charge = $ [?] Round to the nearest hundredth