I need help to answer financial ratios on balance sheet questions!!! Please help me understand!!

Instructions for Topic 25: Balance Sheet Analysis. Using the Balance Sheet and the supplemental information shown in blue, calculate and enter the correct value for each ratio. Click on 'Verify Answer' to verify your answer. Select from the Menu Bar (Examinations) to take the examination on Balance Sheet Analysis. Click on Help for assistance with Balance Sheet Statement Analysis. Help on Financial Ratios - Balance Sheet Most of the financial ratios taken from a balance sheet measure liquidity (the availability of resources to meet short-term cash requirements) and efficiency (how productive a company is in using its assets). Current Ratio = Current assets / Current liabilities Acid Test Ratio = (Cash + Short-term investments + Current receivables) / Current liabilities The total of Cash + Short-term investments + Current receivables is referred to as 'quick assets' Accounts Receivable Turnover = Net sales / Average accounts receivable Inventory Turnover = Cost of goods sold / Average inventory Total Asset Turnover = Net sales / Average total assets ASSETS LIABILITIES AND STOCKHOLDERS' EQUITY Current Liabilities Accounts Payable Salaries Payable Taxes Payable $17,000.00 1,800.00 1,900.00 Current Assets Cash Petty Cash Accounts Receivable Allowance for Doubtful Accounts Merchandise Inventory Prepaid Insurance Store Supplies Office Supplies $20,000.00 100.00 15,000.00 (1,700.00) 140,000.00 2,300.00 2,800.00 900.00 Total Current Liabilities $20,700.00 Long-Term Liabilities Long-Term Notes Payable Mortgage Notes Payable 10,000.00 15,000.00 Total Current Assets $179,400.00 Total Long-Term Liabilities $25,000.00 Total Liabilities $55,700.00 Plant Assets Office Equipment Accumulated Depreciation Store Equipment Accumulated Depreciation Land 30,000.00 (10,000.00) 43,000.00 (8,000.00) 8,000.00 Stockholders' Equity Common Stock Retained Earnings $82,000.00 104,700.00 Total Plant Assets $63,000.00 Total Stockholders' Equity $186,700.00 Total Assets $242,400.00 ========== Total Liabilities and Stockholders' Equity $242,400.00 ========= Beginning Accounts Receivable $15,000.00 Beginning Merchandise Inventory $150,000.00 Average Total Assets $240.700.00 Cost of Goods Sold Credit Sales $280,000.00 $390,000.00 Inventory Turnover Asset Turnover Current Ratio Acid-test Ratio Accounts Receivable Turnover Verify Answers Next Balance