Ivanhoe Company reports the following information (in millions) during a recent year: net sales, $10,794.0; net earnings, $359.8; total assets, ending, $4,970.0; and total assets, beginning, $4,025.0. (a) Calculate the (1) return on assets, (2) asset turnover, and (3) profit margin. (Round answers to 1 decimal place, e.g. 6.2% and 6.2.)