Pandora Corporation operates several factories in the Midwest that manufacture consumer electronics. The December 31, 2021, year-end trial balance contained the following income statement items:

Account Title	Debits		Credits
Sales revenue			$	12,500,000
Interest revenue				50,000
Loss on sale of investments	$	100,000
Cost of goods sold		6,200,000
Selling expenses		620,000
General and administrative expenses		1,520,000
Interest expense		40,000
Research and development expense		1,200,000
Income tax expense		900,000