i need to see the work/formulas on how you get the answers

Use the following information to answer Questions 1-10. Probability 0.25 0.25 0.20 0.30 Equity returns -8% 5% 14% 28% Debt returns -4% 3% 4% 6% Risk-free rate Correlation, pde 0.75% 0.3690 6. (1.25 points) What is the expected return of the optimally risky portfolio? Round to the nearest 0.01% 7. (1.25 points) What is the standard deviation of the optimally risky portfolio? Round to the nearest 0.01. 8. (1.25 points) What is the optimal allocation of risk-free assets in the complete portfolio? Assume a risk aversion of 2. Round to the nearest 0.01%. 9. (1.25 points) What is the optimal weight of the equity in the complete portfolio? Round to the nearest 0.01%. 10.(1.25 points) What is the Sharpe ratio of the optimally risky portfolio? Round to the nearest 0.01