The interest rate on a $14,000 loan is 8.4% compounded semiannually. Semiannual payments will pay off the loan in seven years. (Do not round intermediate calculations. Round the PMT and final answers to 2 decimal places.) a. Calculate the interest component of Payment 10. Interest $ b. Calculate the principal component of Payment 3. Principal $ c. Calculate the interest paid in Year 6. Interest paid $ d. How much do Payments 3 to 6 inclusive reduce the principal balance? Principal reduction $