A store will cost $650,000 to open. Variable costs will be 55% of sales and fixed costs are $180,000 per year. The investment costs will be depreciated straight-line over the 6 year life of the store to a salvage value of zero. The opportunity cost of capital is 13% and the tax rate is 30%. Find the operating cash flow if sales revenue is $700,000 per year. Enter your response below. A store will cost $650,000 to open. Variable costs will be 55% of sales and fixed costs are $180,000 per year. The investment costs will be depreciated straight-line over the 6 year life of the store to a salvage value of zero. The opportunity cost of capital is 13% and the tax rate is 30%. Find the operating cash flow if sales revenue is $700,000 per year. Enter your response below..