Suppose in its 2014 annual report, McDonalds Corporation reports beginning total assets of $28.46 billion; ending total assets of $30.22 billion; net sales of $22.74 billion; and net income of $4.55 billion. (a) Compute McDonalds return on assets. (Round return on assets to 2 decimal places, e.g. 5.12%.)

(b) Compute McDonald