Billy Thornton borrowed $25,000 at a rate of 7.25%, simple interest, with interest paid at the end of each month. The bank uses a 360 -day year. How much interest would Billy have to pay in a 30 -day month? Select the correct answer. a. $154.04 b. $152.54 c. $148.04 d. $149.54 e. $151.04