Sigma Company is considering a new investment that costs $400,000, has an 8 year life and no salvage value. Below is an income statement related to the investment's estimated annual revenues and expenses, Sales $556,000 Variable Expenses 330,000 Contribution Margin $226,000 Fixed Expenses Out of pocket cash expenses $ 86,000 Depreciation 50,000 136,000 Net operating income $ 90,000 The simple rate of return for this investment is closest to: 22.50% 10.00% 16.1896 35.00%