You are analyzing a project and have developed the following estimates. The depreciation is $52,000 a year and the tax rate is 35 percent. What is the. worst case operating cash flow? Base Case 6.700 $72 S44 Lower Bound Upper Bound 5,900 S65 $42 7.200 S75 S46 Unit sales Sales price Variable cost per unit Fixed costs 63,000 $59,000 66,000