Wu Systems has the following balance sheet. Assume that all current assets are used in operations. How much net operating working capital does the firm have? Cash $ 100 650 Accounts receivable Inventory $ 200 110 590 $ 900 550 Current assets $ 1.300 $ 1.000 Accounts payable Accruals Notes payable Current liabilities Long-term debt Common equity Retained earnings Total liab. & equity Net fixed assets 600 300 500 Total assets $ 2.300 $ 2,300 a. 5911 b. $1,168 C. 51,010 d. 5782 e. 5990