A partial list shows that Charles corporation's adjusted trail balance included the following items (all account balances are normal):

accounts payable $48,5000, accounts receivable $45,000, capital stock $100,000, cash $55,000, dividends $10,000, interest expense $18,000, revenues $101,000, and salary expense $60,000. The note payable balance is due in nine months. How much is Charlie's current ratio? (Round decimal two places.)