Problem 16-10 (Algo) Interest rates and bond ratings [LO 16-2] A previously issued A2, 15-year industrial bond provides a return 25\% higher than the prime interest rate of 6 percent. Prevlously Issued A2 public utility bonds provide a yleld of one-half of a percentage point higher than previously issued A2 industral bonds of equal quality. Finally, new Issues of A2 public utility bonds pay one-half of a percentage point more than previously issued A2 public utility bonds. What should be the interest rate on a newly issued A2 public utility bond? Note: Do not round Intermedlate calculations. Input your answer os a percent rounded to 3 decimal places