You are analyzing a project and have developed the following estimates. The depreciation is $52,000 a year and the tax rate is 34 percent. What is the worst case operating cash flow? Base Case Lower Bound Upper Bound Unit sales Sales price Variable cost per umt Fixed costs 6,700 S72 $44 5,900 S65 $42 7.200 $75 $46 63,000 $59,000 $66,000