34. What are our firm's operating cash flows for a single year. using the following data: Sales: $9,000 All costs excluding depreciation: 20% of sales Annual depreciation expense: $3,000 Tax rate: 21% Purchase price of asset: $2,200 Net working capital needed: $1,200 $4,200 $6,200 $6,218 $6,318 None of the above E What is our firm's initial investment, using the above 35. data. $1,000 $2,200 $3,400 $6,400 None of the above