calculate the return on equity. equation: net earnings/stockholders equity. can you explain how to get net earnings and stockholders equity in order to get the answer?

Net sales$700,000

Cost of goods sold 550,000

Operating expenses 80,000

Net income 30,000

Total assets 460,000

Total liabilities 310,000

4.3%

21.4%

6.5%

20.0%