In year 2020, Costco has net sales of $163,220, net profit of $4,002, total assets of $55,556.

In year 2019, Costco has net sales of $149,351, net profit of $3,659, total assets of $45,400.

a. Calculate asset turnover, profit margin, and return on assets.

b. Compute financial leverage and return on net worth.

c. Evaluate the financial performance of this retailer.

d. Compare the performance of 2020 compared to 2019.

e. Explain why the differences are made using the two following slides and annual report.