PLEASE HELP

[From Instructor: Pleose find the altemative calculation methods to the Hint video for this question posted to Weekly Exercise of on Canvas. Due to the complexity of the format presented in the solution, tam not able to put everything within the hint window Your understanding is highly appreciatedi] a. What is the profitablitity index for the set of cash flows if the relevant discount rate is 10 percent? (Do not round intermediate calculations and round your answer to 3 . decimal places, e.g., 32.161.) b. What is the proftability index for the set of cash flows if the relevant discount rate is is percent? (Do not round intermediate calcutations and round your answer to 3 decimal places, e.9. 32.161.) c. What is the profitability index for the set of cash flows if the relevant discount rate is 22 percent? (Do not round intermediate calculations and round your answer to 3 decimal places, e.g. 32.161.)