Shelby American Industries has gathered the following data on a proposed investment project: Investment required in equipment $240,000 Annual cash inflows Salvage value Life of the Investment $54,000 $0 8 years 10% Required rate of return The company uses straight-line depreciation. Assume cash flows occur uniformly throughout a year except for the initial Investment. The accounting (simple) rate of return for the investment is closest to: O 10.0% O 12.5% 8.3% 20.8%