Use the following selected financial data of Happy Valley Corporation to answer questions the next 7 questions. Net sales is $800,000; Cost of goods sold is 600,000; Operating expenses is 100,000; Net income is 70,000; Current assets is 150,000; Current liabilities is 100,000; Accounts receivable is 80,000; Inventories is 50,000; Accounts payable is 20,000; Shareholders' Equity is 350,000. Happy Valley's quick ratio is: