"Suppose Ford sold an issue of bonds with a 15-year maturity, a $1000 par value, a 12% coupon rate, and annual interest payments. Two years after the bonds were issued, the going rate of interest on bonds such as these fell to 8%. At what price would the bonds sell? Suppose that, two years after the bonds' issue, the bonds would sell for $883.15. What is the going interest rate? Today, the closing price of the bond is $786.20. What is the current yield