The Sloan Corporation is trying to choose between the following two mutually exclusive design projects: a-1 If the required return is 10 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.) a-2 if the company applies the profitability index decision rule, which project should the firm accept? Project I Project II b-1 What is the NPV for both projects? (Negative amounts should be indicated by a minus sign. Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) b-2 If the company applies the NPV decision rule, which project should it take? Project I Project