Four years ago, sam invested in grath oil. she bought three of its $1,000 par value bonds at a market price of 93.938 and with an annual coupon rate of 6.5%. she also bought 450 shares of grath oil stock at $44.11, which has paid an annual dividend of $3.10 for each of the last ten years. today, grath oil bonds have a market rate of 98.866 and grath oil stock sells for $45.55 per share.