You plan to buy a house. The house will be financed with a $129,000, 30-year mortgage with a nominal interest rate of 8.21%. Mortgage payments are made at the end of each month. You expect that you will sell the house in 7 years. How much of the principal will you have repaid at the time you plan to sell the house? $71,731.03 $9,371.71 $8,564.05 $79,786.43 $12,073.95 You are offered an investment with a quoted annual interest rate of 12% with daily compounding of interest. What is your effective annual interest rate? 12.75% 12.43% 11.69% 13.17% 12.00%