Dr. Ruth is going to borrow $6,100 to help write a book. The loan is for one year and the money can be borrowed at either the prime rate or the LIBOR rate. Assume the prime rate is 11 percent and LIBOR 2.5 percent less. Also assume there will be a $47 transaction fee with LIBOR (this amount must be added to the interest cost with LIBOR). a. What is the effective interest rate on the LIBOR loan? Note: Use a 360-day year. Do not round intermediate calculations. Input your answer as a percent rounded to 2 decimal places. Effective interest rate % b. Which loan has the lower effective interest cost? O LIBOR Prime