Your firm has a committed line of credit with your bank with a commitment fee of 0.5% (EAR) and an interest rate of 6% (EAR). The total line is $500,000 and you borrowed $300,000 at the beginning of the year. If you repay the $300,000 at the end of the year, what is your total cost, in dollars of the interest and commitment fee? What is this cost as a percentage of the amount you borrowed?