a-1. If the required return is 10%, what is the profitability index for both projects? (Do not round intermediate computations. Round the final answers to 3 decimal places.) a.2. If the company applies the profitability index decision rute, which project should the firm accept? Projecti Project II b.1. What k the NPV for both projects? (Do not round intermediote computations. Round the final answers to 3 decimal places. Omit $ sign in your response.)