Mark Harris is the CEO of Harris Industries. Mark is interested in purchasing new pollution abatement equipment because the current equipment is outdated and not efficient. The controller of the company has identified equipment that costs $131130 and will provide annual cash operating inflows of $35861 for 5 years. The equipment currently being used is 3 years old and could be sold for $1860 Periods 5 5 Type of cash flow PV ordinary annuity PV ordinary annuity PV ordinary annuity PV ordinary annuity PV ordinary annuity Interest rate 6% 8% 10% 12% 15% Factor 42124 3.9927 3.7908 36048 33522 5 5 5 What is the equipment's internal rate of return