Jack bought a 4% coupon bond three years ago for $9500. The bond pays interest semiannually and has a face value of 12000 with a maturity date of 10 years (starting from the time of purchase). Jack just sold the bond to Adam for $10300. If Adam plans to keep the bond for four years and sell at the time when the bond market rate is 9.2%, calculate: a. Jack's yield on the investment (his effective annual interest rate) b. How much Adam will sell his bond for