2 parts same question

Year 0 1 2 3 Cash Flow -$ 8,600 2,300 5,100 4,300 2 a. What is the profitability index for the cash flows if the relevant discount rate is 7 percent? 's Profitability index b. What is the profitability index for the cash flows if the relevant discount rate is 18 percent? Profitability index c. What is the profitability index for the cash rows if the relevant discount rate is 26 percent ME CE c. What is the profitability index for the cash flows if the relevant discount rate is 26 percent? Profitability index