RQM Corporation Selected Financial Data, December 31, 2009
Net sales		1800000
Cost of goods sold		1080000
Operating expenses		315000
Net operating income		405000
Net income		195000
Total stockholders' equity		750000
Total assets		1000000
Cash flow from operating activities		25000
RQM's gross profit margin, operating profit margin, and net profit margin, respectively, are: (a) 40.00%, 22.50%, 19.50% (b) 60.00%, 19.50%, 10.83% (c) 60.00%, 22.50%, 19.50% (d) 40.00%, 22.50%, 10.83%