1. A fully amortizing mortgage is made for $100,000 at 6.5 percent interest. If the monthly payments are $1,000 per month, when will the loan be repaid? 2.A fully amortizing mortgage is made for $80,000 for 25 years. Total monthly payments will be $900 per month. What is the interest rate on the loan? 3. An "interest only"mortgage is made for $80,000 at 10 percent interest for 10years. The lender and borrower agree that monthly payments will be constant and will require no loan amortization. a. What will the monthly payments be? b. What will be the loan balance after 5 years