I need help, please

Net sales and net income for 2014 were $405,000 and $32,400 respectively. Dividends of $3,600 were declared for common stockholders and $5,400 for preferred shareholders in 2014 . Preferred stockholders' equity is equal to 10% of total stockholders' equity. Compute the indicated ratios at December 31, 2014, or for the year ended December 31, 2014, as appropriate. (Round answers to 2 decimal places, e.g. 2.12.)