Industrial Services is analyzing a proposed investment that would initially require $489,000 of new equipment. This equipment would be depreciated on a straight-line basis to a zero balance over the four year life of the project. The estimated salvage value is $170,000. The project requires $32,000 initially for networking capital, all of which will be recouped at the end of the project. The projected operating cash flow is $174.900 a year. What is the internal rate of return on this project if the relevant tax rate is 20 percent? 17.03% 16 54% 21.16% 19.02% 0 18 67%