please solve, thanks!

Present value (with changing interest rates). Marty has been offered an injury settlement of $11,000 payable in 3 years. He wants to know what the prosent value of the mury settlement is it his opportunity cost is 3.5% (The opportunity cost is the interest rate in this problem.) What if the opportunity cost is 8%? What if it is 1152 i Marty's opportunity couts 3.5%, what is the present you of the injury settlement? Round to the lo