Romboski, llc, has identified the following two mutually exclusive projects: year cash flow (a) cash flow (b)0 ? $ 57,000 ? $ 57,000 1 33,000 20,300 2 27,000 24,300 3 19,500 29,000 4 13,400 25,300 requirement 1: (a) what is the irr for each of these projects? (do not round intermediate calculations. enter your answer as a percentage roundedto 2 decimal places (e. g., 32. rate of return project a % project b % (b) if you apply the irr decision rule, which project should the company accept? requirement 2: (a) assume the required return is 13 percent. what is the npv for each of these projects? (do not round intermediate calculations. round your answers to 2 decimal places (e. g., 32. net present value project a $ project b $ (b) which project will you choose if you apply the npv decision rule? requirement 3: (a) over what range of discount rates would you choose project a? (do not round intermediate calculations. round your answer to 2 decimal places (e. g., 32. project a @ %(b) over what range of discount rates would you choose project b? (do not round intermediate calculations. round your answer to 2 decimal places (e. g., 32. project b @ %(c) at what discount rate would you be indifferent between these two projects? (do not round intermediate calculations. enter your answer as a percentage rounded to 2 decimal places (e. g., 32. discount rate %