1.The condensed comparative income statements for Rochelle Corporation follows

1.The condensed comparative income statements for Rochelle Corporation follows:

ROCHELLE CORPORATION

Comparative Income Statements

For the Years Ended December 31 2005 & 2004

2005 2004

Net Sales $1600000 $1485200

Costs and Expenses

Cost of goods sold $ 908200 $ 792400

Selling expenses 206200 209200

Administrative expenses 280600 231000

Total costs and expenses $1449000 $1232600

Income from operations $ 151800 $ 252600

Interest expense 50000 40000

Income before income taxes $ 101800 $ 212600

Income taxes 28000 70000

Net income $ 73000 $ 142600

Earnings per share $ 1.23 $ 2.38

Required: Calculate the percentage of increase and/or decrease for each category.