At December 31 a company's records show the following information: Cash $10,000 Accounts Receivable 30,000 Inventory 30,000 .Prepaid Insurance 6, 000 Long-term Assets 120,000 Accounts Payable 30,000 Notes Payable due in 10 months 25,000 Wages Payable 5,000 Long-term Liabilities 100,000 Stockholders' (Owner's) Equity 36,000 Net Income 18,000 1. Calculate the current ratio 2. Calculate the Debt to Equity ratio 3. Calculate the Return on Assets 4. Calculate the Return on Equity