Question 21 (7 points) Main Street Bank has granted you a seven-year loan for $50,000. You must repay the loan by making monthly payments, at the end of each month. If your monthly payments are $730.43, what is the rate of interest that Main Street Bank is charging you (Calculate the rate taking into account the fact that you are making monthly payments, but state your final answer (the rate) on an annual basis as an APR)