You are given the following financial data for Company Z: Cash = $6,000; inventories = $1,000; accounts receivable = $700; other current assets = $500; long-term assets = $1,000; accounts payable = $800; other current liabilities = $4000; net income = $1,200; total revenue = $8,000; EBIT = $3,000 and interest expenses = $600. Calculate the quick ratio using the formula (total current assets - inventory)/total current liabilities.