Calculating Average Operating Assets, Margin, Turnover, and Return on Investment

Este Famosa earned operating income last year as shown in the following income statement:

Sales $531,250

Cost of goods sold 280,000

Gross margin $251,250

Selling and administrative expense 193,000

Operating income $58,250

At the beginning of the year, the value of operating assets was $390,000. At the end of the year, the value of operating assets was $460,000.

Required:

For Este Famosa, calculate the following:

1. Average operating assets

2.Margin (round to two decimal places)

3. Turnover (round to two decimal places)

4. Return on investment (round to one decimal place)