Income statements for Jordan Company for Year 3 and Year 4 follow:

JORDAN COMPANY Income Statements
	Year 4				Year 3
Sales	$	201,600			$	181,600
Cost of goods sold		142,800				120,800
Selling expenses		20,600				18,600
Administrative expenses		12,000				14,000
Interest expense		3,900				5,900
Total expenses	$	179,300			$	159,300
Income before taxes		22,300				22,300
Income taxes expense		6,600				4,000
Net income	$	15,700			$	18,300

Required a. Perform a horizontal analysis, showing the percentage change in each income statement component between Year 3 and Year 4. b. Perform a vertical analysis, showing each income statement component as a percentage of sales for each year.