Alyeska Services Company, a division of a major oil company, provides various services to the operators of the North Slope oil field in Alaska. Data concerning the most recent year appear below:

Sales - $7,500,000

Net operating income - $600,000

Average operating assets - $5,000,000

Required:

1. Margin in % _______________

2. Turnover.(Round answer to 1 decimal place.) ______________

3. Return on investment (ROI) in %.(Do not round intermediate calculations.) ________________