Jester Corporation's most recent income statement appears below:

Sales (all on account)	$610,000
Cost of goods sold	340,000
Gross margin	270,000
Selling and administrative expense	160,000
Net operating income	110,000
Interest expense	20,000
Net income before taxes	90,000
Income taxes (30%)	27,000
Net income	$63,000

The beginning balance of total assets was $360,000 and the ending balance was $320,000. The return on total assets is closest to:

26.5%

18.5%

22.6%

32.4%