Based on the following data, what is the amount of working capital? Accounts payable Accounts receivable Accrued liabilities Cash Intangible assets Inventory Long-term investments Long-term liabilities Marketable securities Notes payable (short-term) Property, plant, and equipment Prepaid expenses $ 70,000 105,000 7,000 20,000 40,000 72,000 100,000 75,000 36,000 20,000 625,000 2,000 $178,000 TRE ES $238,000 RELEA REMINDER SERRE $138,000 $64,000