1. Columbus Ltd.'s outstanding bonds have a $1,000 par value, and they mature in 30 years. Their nominal yield to maturity is 10%, they pay interest quarterlly, and they sell at a price of $980. What is the bond's annual coupon interest rate?

2. Findlay company recently issued bonds with a 20-year maturity, a 7.5% semiannual coupon, and a par value of $1,000. The going interest rate (kd, rd) is 6.0%, based on semiannual compounding. What is the bond's price?

3.A 25-year, $1,000 par value bond has an 8.5% semiannual payment coupon. The bond currently sells for $925. If the yield to maturity remains at its current rate, what will the price be 5 years from now? (Hint: You need to find the yield-to-maturity first. Then, find the price in five years).

4.Dougal's bonds currently sell for $1,250. They pay a $90 annual coupon, have a 25-year maturity, and a $1,000 par value, but they can be called in 5 years at $1,050. Assume that no costs other than the call premium would be incurred to call and refund the bonds, and also assume that the yield curve is horizontal, with rates expected to remain at current levels on into the future. What is the difference between this bond's YTM and its YTC? (Subtract the YTC from the YTM; it is possible to get a negative answer.)