4.Sprint has issued bonds that will mature in six years and pay an 8% coupon semiannually. If you paid $1,051.98 today and your required return was 6.6%, did you overpay? underpay? Or pay the fair price? Explain.

5. In 2014, AT&T issued 10-year bonds with a coupon that pays $93.75 annually. At the time of issue, the bonds sold at par. Today, bonds of similar risk and maturity must pay an annual coupon of 7.25% to sell at par value. Assuming semi-annual payments and a 7.25% yield to maturity, what is the current price of the firm's bonds?