Piercy, llc, has identified the following two mutually exclusive projects: year cash flow (a) cash flow (b)0 −$ 77,500 −$ 77,500 1 43,000 21,500 2 29,000 28,000 3 23,000 34,000 4 21,000 41,000 a-1. what is the irr for each of these projects? (do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e. g., 32.16.)a-2. if you apply the irr decision rule, which project should the company accept? b-1. assume the required return is 11 percent. what is the npv for each of these projects? (do not round intermediate calculations and round your answers to 2 decimal places, e. g., 32.16.)b-2. which project will you choose if you apply the npv decision rule? c-1. over what range of discount rates would you choose project a? (do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e. g., 32.16.)c-2. over what range of discount rates would you choose project b? (do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e. g., 32.16.)c-3. at what discount rate would you be indifferent between these two projects? (do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e. g., 32.16.)