Income statements for Gaidar Company for 2014 and 2015 are as follows GAIDAR COMPANY Income Statements 2015 2014 Sales $200,800 $180,800 Cost of goods sold 143,000 121,000 Selling expenses Interest expense Total expenses Income before taxes 20,100 18,100 3,200 5,200 $178,600 $158,600 22,200 22,200 Administrative expenses 12,300 14,300 Income taxes expense 6,200 3,800 Net income 16,000 18,400 Required a. Perform a horizontal analysis, showing the percentage change in each income statement component between 2014 and 2015. (Negative answers should be indicated by a minus sign. Round your answers to 1 decimal place. (i.e., .234 should be entered as 23.4).) GAIDAR COMPANY Horizontal Analysis of Comparative Income Statements Percentage Change over 2014 Sales Cost of goods sold Selling expenses Administrative expenses Interest expense Total expenses Income before taxes Income taxes expense Net income (loss) b. Perform a vertical analysis, showing each income statement component as a percent of sales for each year. (Percentages may not add exactly due to rounding. Round your answers to 1 decimal place. (i.e., .234 should be entered as 23.4).) GAIDAR COMPANY Vertical Analysis of Comparative Income Statements Percentage of Sales 2015 Percentage of Sales 2014 Cost of goods sold Selling expenses Administrative expenses Interest expense otal expenses Income before taxes Income taxes expense Net income