The following data concerns a proposed equipment purchase: Cost Salvage value Estimated useful life Annual net cash flows Depreciation method $145,000 $ 4,500 4 years $ 46,600 Straight-line Ignoring income taxes, the annual net income amount used to calculate the accounting rate of return is: Multiple Choice O O $45,475 O $81,725 O $12,600 $11,475 O $46,600