Problem 12-10 Calculating Real Returns and Risk Premiums [LO1] You've observed the following returns on Pine Computer's stock over the past five years: 10 percent. -11 percent, 18 percent, 19 percent, and 10 percent Suppose the average Inflation rate over this period was 22 percent and the average T-bill rate over the period was 47 percent a. What was the average real return on the company's stock? (Do not round Intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 3216.) b. What was the average nominal risk premium on the company's stock? (Do not round Intermediate calculations and enter your answer as a percent rounded to 1 decimal place, e.g. 32.1.) 1996 a. Average real return b. Average nominal risk premium %6