Sigma Company is considering a new investment that costs $600,000, has a 12 year life and no salvage value. Below is an income statement related to the investments estimated annual revenues and expenses. Sales $ 456,000 Variable Expenses 245,000 Contribution Margin $ 211,000 Fixed Expenses Out of pocket cash expenses $ 86,000 Depreciation 50,000 136,000 Net operating income $ 75,000 The simple rate of return for this investment is closest to: 20.83% 12.50% 4.17% 16.45%