8. D, Inc. had the following results for the last three years:

	2020	2019	2018
Sales	$10,000	$9,500	$9,000
Other Operating Expenses (S&A)	1,350		1,640
Nonoperating Expenses	120	10	290
Nonoperating Revenue	90	140	40
Cost of Goods Sold		7,300	6,300
Gross Profit Ratio	28%
Operating Profit Ratio		10%

Problem 2.3

For 2018 the net profit margin is:

Group of answer choices

11.78%

9.00%

30.00%

70.00%