In 2015, Noble Corporation earned an operating profit margin of 15 percent and realized a total asset turnover ratio of 2.

a. What was Noble’s operating return on assets in 2015?

b. In 2015, if the sales were $1 million and are expected to increase by 50 percent in 2016, other things being equal, what will be the total asset turnover value in 2016?

c. Assuming the firm’s operating profit margin remains the same over the two years, how will a 50 percent increase in sales affect the operating return on assets in 2016?