Please help me with f and g tasks. I am not sure how to do it.

C91 77 e. What is each project's MIRR at a cost of capital of 12% ? At r=18% ? Hint: note that B is a 6-year project. 78 79 80 @ 12% cost of capital @ 18% cost of capital MIRRA= MIRRB= +2 MIRRA= MIRRB= 84 85 f. What is the regular payback period for these two projects? 86 87 Project A 88 89 Time period 90 Cash flow Cumulative cash flow (375) 13 2 3 Intermediate calculation for payback Payback using intermediate calculations 93 94 Project B 95 96 97 98 99 100 101 102 g. At a cost of capital of 12%, what is the discounted payback period for these two projects? 103 104 WACC = 12% 105 106 Project A 107 108 109 110 \begin{tabular}{|r|c|c|c|c|c|c|c|c|} \hline & & & & & & & & \\ \hline Time period & 0 & 1 & 2 & 3 & 4 & 5 & 6 & 7 \\ \hline Cash flow & $575 & $190 & $190 & $190 & $190 & $190 & $190 & $0 \\ \hline \end{tabular} Cumulative cash flow Intermediate calculation for payback Payback using intermediate calculations Payback using PERCENTRANK Ok because cash flows follow normal pattern. 111 112 Time period Time period Cash flow Disc. cash flow Disc. cum. cash flow Intermediate calculation for payback Payback using intermediate calculations 113 Praiact R 4 WACC Build a Model Capital Budgeting Build A Model + C91 fx