You want to borrow $10,000 from your brother. He says if he charged you 7.2% that would be interest of $720 for the year. So in total you would pay him $10,720. So he tells you that you can pay $10,720/12 = $893.33 per month for 12 months that would be fine with him. What is the APR on this loan?
a. 7.2%
b. 8.9%
c. 13.03%
d. 13.85%
e. 14.00%