Problem 1: Price a discount bond per $1000 of face value with a maturity of one year if the interest rate is 7%
Problem 2: Suppose the interest rate on a fixed-rate, 30-year mortgage is 6.5%. Lex can afford to make payments of $1100/month. What is maximum mortgage Lex can afford?
Problem 3: While Lex ponders buying a house, the interest rate falls to 5.5%. Lex can still only afford to make payments of $1100/month. What is maximum mortgage Lex can afford now?