Please show work! :) Thanks!

Sales (100.000 units) Variable costs Contribution margin Fixed manufacturing costs Operating income Interest Earnings before taxes Taxes (30%) Net Income $1.000.000 300.000 700,000 200,000 500,000 75.000 425,000 127.500 $297,500 18. The degree of operating leverage is A. 1.40x B. 1.56x C. 3.33x D. 2.22x 19. The degree of financial leverage is A. 1.29x B. 4.20x C. 3.50x D. 1.18x 20. The degree of combined leverage is A. 2.22x B. 1.90x C. 2.95x D. 1.65x