You've observed the following returns on Pine Computer's stock over the past five years; -25.8 percent, 14.2 percent, 31.4 percent, 2.6 percent, and 21.6 percent. The average inflation rate over this period was 3.26 percent and the average T-bill rate over the period was 4,3 percent. a. What was the average real risk-free rate over this time period? Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.9., 32.16. b. What was the average real risk premium? Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.9., 32.16