Q8 An investment project has annual cash inflows of $2,800,$3,700,$5,100, and $4,300, for the next four years, respectively. The discount rate is 9 percent. Use excel functions to complete this problem. a) What is the discounted payback period for these cash flows if the initial cost is $5,200 ? b) What is the discounted payback period for these cash flows if the initial cost is $6,400 ? c) What is the discounted payback period for these cash flows if the initial cost is $10,400 ? \begin{tabular}{|c|c|c|} \hline Discount Rate & 9% & \\ \hline \multicolumn{3}{|l|}{ a) } \\ \hline Year & Cash Flow & \begin{tabular}{c} Discounted Cash \\ Flow \end{tabular} \\ \hline 0 & $5,200 & \\ \hline 1 & $2,800 & \\ \hline 2 & $3,700 & \\ \hline 3 & $5,100 & \\ \hline 4 & $4,300 & \\ \hline \end{tabular} b) c) \begin{tabular}{|c|c|c|} \hline Year & Cash Flow & \begin{tabular}{c} Discounted \\ Cash Flow \end{tabular} \\ \cline { 1 - 2 } 0 & $6,400 & \\ \hline 1 & $2,800 & \\ \hline 2 & $3,700 & \\ \hline 3 & $5,100 & \\ \hline 4 & $4,300 & \\ \hline \end{tabular} \begin{tabular}{|c|c|c|} \hline Year & Cash Flow & \begin{tabular}{c} Discounted Cash \\ Flow \end{tabular} \\ \hline 0 & $10,400 & \\ \hline 1 & $2,800 & \\ \cline { 1 - 2 } 2 & $3,700 & \\ \hline 3 & $5,100 & \\ \hline 4 & $4,300 & \\ \hline \end{tabular} a) Discounted Payback b) Discounted Payback c) Discounted Payback