how do i calculate debt-to-assets ratio and debt-to-equity ratio with this information?

Milavec Company Balance Sheet As of December 31 Year 5 Year 4 Year 3 $ $ $ Assets Cash Marketable Securities Notes Receivable Accounts Receivable Merchandise Inventory Prepaid Expenses Property Plant and Equipment (net) Total Assets 36,200 $ 20,000 $ $ 65,000 $ 60,000 $ $ 340,000 $ 521,200 $ 20,000 $ 20,000 $ 4,000 $ 50,000 $ 70,000 $ 4,000 $ 340,000 $ 508,000 $ 17,000 22,000 3,000 56,000 43,000 4,000 310,000 455,000 $ $ $ $ Liabilities and Stockholder's Equity Accounts Payable Salaries Payable Taxes Payable $ Bonds Payable, 8% $ Preferred Stock, 6%, $100 par, cumulative $ Common Stock, $10 par $ Retained Earnings $ Total Liabilities and Stockholders' Equity $ 40,000 $ 2,000 $ 4,000 $ 100,000 $ 50,000 $ 150,000 $ 175,200 $ 521,200 $ 40,000 $ 2,000 $ 4,000 $ 100,000 $ 50,000 $ 150,000 $ 162,000 $ 508,000 $ 38,000 3,000 2,000 100,000 50,000 125,000 137,000 455,000