Lifewear, a manufacturer of women's sports clothes, is considering adding a line of skirts and jackets. The production would take place in a part of its factory that is currently not being used. The first output would be available in time for the 2021 fall season. The following information is available. Answer parts (a) through (d). New Product Line Information First cost in 2020 ($) 15,000,000 Planned output (units/year) 320,000 Observed, current dollar MARR before tax 0.25 Study period 6 years Year 2020 Prices ($/unit) Materials 12 Labour 7.25 Output 34 a. What is the real internal rate of return? (This is most easily done with a spreadsheet.) The real internal rate of return is about |percent. (Round to one decimal place as needed.) b. What inflation rate will make the real MARR equal to the real internal rate of return? The inflation rate would need to be about percent. (Round to two decimal places as needed.) c. Calculate the present worth of the project under three possible future inflation rates. Assume the inflation rate will be 1 percent, 2 percent, or 3 percent per year. With an inflation rate of 1 percent, the present worth of the project would be $ . With an inflation rate of 2 percent, the present worth of the project would be $ With an inflation rate of 3 percent, the present worth of the project would be $ (Round to the nearest integer as needed.) d. Decide if Lifewear should add this new line of skirts and jackets. Explain your