Assume Global Cleaning Service had net income of $570 for the year. Global Cleaning Service’s beginning and ending total assets were $4,520 and $4,180, respectively. Calculate Global Cleaning...

Assume Global Cleaning Service had net income of $570 for the year. Global Cleaning Service’s beginning and ending total assets were $4,520 and $4,180, respectively. Calculate Global Cleaning Service’s return on assets (ROA) for the year.

a. 12.6%

b. 13.6%