Shannon Corporation gathered the following information from its financial statements: Net sales $378,000 Net income 65,520 105,300 Current liabilities 56,700 273,000 204,750 Current assets Total assets Total liabilities Using the above data, calculate the following: (1) profit margin, (2) current ratio, (3) debt-to-total assets ratio, and (4) return on assets ratio. Note: Round answers to one decimal place. Profit margin Current ratio Debt-to-total assets ratio Return on assets ratio