Present value​ (with changing interest​ rates). Marty has been offered an injury settlement of ​$12 comma 000 payable in 3 years. He wants to know what the present value of the injury settlement is if his opportunity cost is 5​%. ​ (The opportunity cost is the interest rate in this​ problem.) What if the opportunity cost is 6.5​%? What if it is 11.5​%?