You are buying a house for $150,000 and are making a 5% down payment. The mortgage is set at 4% annual. You want to pay the mortgage in 15 years. Answer the following:

1. What will be the monthly mortgage payment

2. What will be the interest paid in the 3rd month

3. After 10 years, you have $5,000 saved that you would like to pay against the remaining principle. What will be the remaining principle after making the $5,000 payment.