lisun company produces a variety of gardening tools and aids. the company is examining the possibility of investing in a new production system that will reduce the costs of the current system. the new system will require a cash investment of $4,607,200 and will produce net cash savings of $800,000 per year. the system has a projected life of 9 years. required: calculate the irr for the new production system. for discount factors use exhibit 12b-2. round your answer to the nearest whole percentage. fill in the blank 1 %