ho Bau Long-Haul, Incorporated, is considering the purchase of a tractor-trailer that would cost $318,302, would have a useful life of 7 years, and would have no salvage value. The tractor-trailer would be used in the company's hauling business, resulting in additional net cash inflows of $83,500 per year. The internal rate of return on the investment in the tractor-trailer is closest to (Ignore income taxes.): O 17% 15% O 20% O 18%