Henrie’s drapery service is investigating the purchase of a new machine for cleaning and blocking drapes. the machine would cost $171,650, including freight and installation. henrie’s estimated the new machine would increase the company’s cash inflows, net of expenses, by $50,000 per year. the machine would have a five-year useful life and no salvage value. click here to view exhibit 13b-1 and exhibit 13b-2, to determine the appropriate discount factor(s) using table. required: 1. what is the machine’s internal rate of return? (round your answer to whole decimal place i. e. 0.123 should be considered as 12%.) 2. using a discount rate of 14%, what is the machine’s net present value? interpret your results. 3. suppose the new machine would increase the company’s annual cash inflows, net of expenses, by only $47,610 per year. under these conditions, what is the internal rate of return? (round your answer to whole decimal place i. e. 0.123 should be considered as 12%.)