Please include all formulas and steps! Thank you!

\begin{tabular}{|l|l|c|} \hline 20 & & Task 2b: I \\ \hline 22 & Initial investment & $1,000.00 \\ \hline 23 & Periodic cash inflow & $300.00 \\ \hline 24 & Investment term & 5 \\ \hline \end{tabular} \begin{tabular}{|l|l|l|l|l|l|} \hline 26 & Discount rate & & \\ \hline 27 & Year & Investment at beginning of year & Income (or interest) & Cash flow at end of year & Investment at end of year \\ \hline 28 & 1 & & & \\ \hline 29 & 2 & & & \\ \hline 30 & 3 & & \\ \hline 31 & 4 & & \\ \hline 32 & 5 & & \\ \hline 33 & & & \\ \hline 34 & & & \\ \hline \end{tabular}