Mortgage Loan.  (Calculator set on END).  Congratulations!  You've saved up enough money for a down payment and now you're ready to buy your first home.  You find a nice home in Bothell that is selling for $600,000.  You can make a down payment of 20% and are going to 

borrow the remaining $480,000 under a 30-year fixed-rate mortgage at 3.25%

a. Compute the amount of your monthly payment

b. Prepare amortization schedule covering the first 3 payments on this loan

c. While filling out your mortgage application, you see that there is a 15-year loan available with an annual interest rate of 3.0%.  What would be the monthly payment on this loan?  

How much total interest would you save over the life of the loan if you could afford this higher payment?