The 2017 income statement shows-

operating revenues of $130,800,

selling expenses of $37,100,

general and administrative expenses of $34,900,

interest expense of $900,

income tax expense of $11,430.

stockholders' equity was $280,000 at the beginning of the year and $320,000 at the end of the year

The company has 20,000 shares of stock outstanding at December 31, 2017.

What is the profit margin (to the closest tenth of a percent)?

How did you get the profit margin?

Thank you