Consider: U.S. T-Bill return = 3% S&P 500 expected return = 10% Portfolio Beta = 0.5 Requirements (answer in the same order and indicate each question's number): 1. Calculate the market risk premium (show the formulas, do the math step by step until the final result, and indicate the unit of measurement). 2. Calculate the portfolio risk premium (show the formulas, do the math step by step until the final result, and indicate the unit of measurement). 3. Calculate the portfolio expected rate of return (show the formulas, do the math step by step until the final result, and indicate the unit of measurement). Your answer 9 points