Travis Thompson uses his credit card to obtain a cash advance of $600 to pay for his textbooks in medical school. The interest rate charged for the loan is 0.05063% per day. Travis repays the money plus the interest after 25 days. a) Determine the interest charged for the cash advance. b) When he repaid the loan, how much did he pay the credit card company? Interest charged ~ $ (Round to the nearest cent.) Amount paid = $