Consider the following information about three stocks: 0.1. If your portfolio is invested 25% each in A and B and 50% in C, what is the portfolio expected return? (Do not round intermediate calculations. Enter the answer os o percent rounded to 2 decimal places.) Portiollo expected return a 2. What is the variance? (Do not round intermediate calculations. Round the final onswer to 8 decimol pleces.) Varkarice 0.3. What is the standard deviation? (Do not round intermediate calculations. Enter the onswer as o percent rounded to 2 decimal places.) Standard deviation b. If the expected T-bill rate is 4.50%, what is the expected isk premlumi on the portfolio? (Do not round intermediate calculations. Enter the answer as a percent rounded to 2 decimol ploces.) Expected isk premium