please show the step by step calculations required for solving this problem! :)

Year The Sloan Corporation is trying to choose between the following two mutually exclusive design projects: Cash Flow Cash Flow (LU) -$74,000 - $17.000 34.000 9,200 34,000 9,200 34,000 9,200 WNO 2-1 If the required return is 12 percent, what is the profitability index for both projects? (Do not round intermediate calculations. Round your answers to 3 decimal places e.g., 32.161.) Project Project II a-2 if the company applies the profitability index decision rule, which project should the firm accept? O Project! O Project 11 b-1 What is the NPV for both projects? A negative answer should be indicated by a minus sign. Do not round intermediate calculations and round your answers to 2 decimal places, e.g.. 32.16.) Project Project