There is already a solution to this question here, but I couldn't understand it. Maybe if someone could explain it better, I would appreciate it very much! :)

Financial Management 419. (Analyzing profitability) Stagg Group Plc declared 600,000 in net operating income, an operating profit margin of 15 percent, and a net profit margin of 10 percent. If the firm's asset turnover ratio was 2.50, what was the firm's return on asset? 12 Greene Incs