Question 10 (4 points) What is the expected return for the following portfolio? (State your answer in percent with two decimal places.) Stock Expected returns Investment AAA 33% $500,000 BBB 28% $1,300,000 CCC 14% $1,200,000 DDD 8% $1,500,000 20.79% 16.03% 19.66% 18.16% 22.35% Question 22 (4 points) John and Peggy recently bought a house. They financed the house with a $236,000, 30-year mortgage with a nominal interest rate of 6.38%. Mortgage payments are made at the end of each month. What total dollar amount of their mortgage payments during the first 7 years will go towards repayment of principal? $21,061.49 $100,693.06 $23,047.75 $112,000.89 $29,693.34