Payback period. What are the payback periods of projects E and F in the following table: ? Assume all the cash flow is evenly spread throughout the year. If the cutoff period is 3 years, which project(s) do you accept? What is the payback period for project E ? years (Round to one decimal place.) \begin{tabular}{|l|r|r|} \hline Cost & $46,000 & $100,000 \\ \hline Cash flow year 1 & $11,500 & $40,000 \\ \hline Cash flow year 2 & $11,500 & $30,000 \\ \hline Cash flow year 3 & $11,500 & $20,000 \\ \hline Cash flow year 4 & $11,500 & $10,000 \\ \hline Cash flow year 5 & $11,500 & $0 \\ \hline Cash flow year 6 & $11,500 & $0 \\ \hline \end{tabular}