Dechow Company has outstanding 20,000 shares of$50 par value, 6% cumulative preferred stock, and 80,000 shares of$10 par value common stock. The company declares and pays cash dividends amounting to $160,000.

a. If no arrearage on the preferred stock exists, how much in total dividends, and in dividends per share, is paid to each class of stock?

b. If one year's dividend arrearage on the preferred stock exists, how much in total dividends, and in dividends per share, is paid to each class of stock?