The interest rate on a $18,000 loan is 8.4% compounded semiannually. Semiannual payments will pay off the loan in seven years. (Do not round the intermediate calculations. Round your answers to 2 decimal places.) Calculate the interest component of Payment 10 a. Interest component of Payment 10 is b. Calculate the principal component of Payment 3 Principal component of Payment 3 is $ C. Calculate the interest paid in Year 6. Interest paid in Year 6 is S d. How much do Payments 3 to 6 inclusive reduce the principal balance? Principal reduction by Payments 3 to 6 inclusive is S