Before tax cost of debt and after tax cost of debt David Abbotin buying a new house, and he is taking out a year marga Dwiwib a bank, and to repay the loan he will make 360 monthly payments (principal and interest of 51.145 90 per month over the years David payments on his mortgage from his taxable income, and based on his income, David is in the 32% tax bracket a. What is the before tax interest rate (per year) on David's loan? b. What is the after-tax interest rate that David is paying? a. The boforo-tax interest rate (per year) on Davier's loan is [* (Roond to two decimal places)