Please explain this problem - Accounting

Ivanhoe Company reports the following information (in millions) during a recent year: net sales, $11,015.0; net earnings, $375.0; 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.)

1.

Return on assets

%2.

Asset turnover

times3.

Profit margin

%