Year 0 WN - Cash Flow -$ 9,100 5,700 3,000 3,000 a. What is the profitability index for the cash flows if the relevant discount rate is 9 percent? Profitability index 4 b. What is the profitability index for the cash flows if the relevant discount rate is 20 percent? Profitability index c. What is the profitability index for the cash flows if the relevant discount rate is 23 percent? Profitability index