Butterfly Company is considering the purchase of a new piece of equipment and has gathered the folldwing data: Investment in equipment $122,900 Annual cash inflows $20,000 Salvage value of equipment $0 Life of the investment 10 years Required rate of return 8% The company uses straight-line depreciation on all equipment. The internal rate of return of this investment is closest to: None of the other answers are correct 9.0% 6.1% 16.3% 10.0%