I ONLY NEED PART B THANK YOU

Part A Given the following conventional cash flows, find the undiscounted payback, discount payback, net present value, IRR, MIRR, profitability index in Excel. Then, plot the NPV profile using the appropriate graphing function in Excel. Use 12.5% as discount rate and 6.25% as reinvestment rate where needed. Years, t 0 1-9 10 Cash flows, $ -1,000 150 1,150 Answers: Method Syntax in Excel Numerical answers (2 decimal places) Undiscounted payback, in years Discounted payback, in years NPV, in $ IRR MIRR Profitability index Part B Given the following unconventional cash flows, find: Time,t Cash flow, CF, $m 0 -1 1 5.02 2 -9.4215 3 7.83365 4 -2.43425 i. The number of IRR's (cite which theorem you use to arrive at your answer) ii. Prove your answer in part i by plotting the NPV profile in the domain of 0% through 50%. Use 1% interval again. iii. Use the Solver function within Excel to find the discount rate at which the NPV is maximized. Answer Answer: Question No. of IRR's for the given cash flows series (an integer) Discount rate for maximum NPV is at _% (2 decimals) List all the IRR's (from small to large, in %) (2 decimals)