please show work I want to be able to do it on my own

6. Pidris Corporation reported the following 10% Cumulative preferred stock, S50 par Common stock, S5 par Additional paid-in capital Retained earnings Net income December 31 2019 2018 S200,000 S200,000 240,000 180,000 160,000 130,000 480,000 430,000 150,000 Additional information: On May 1, 2019, 12,000 shares of common stock were issued. The preferred dividends were not declared during 2019. The market price of the common stock was $100 at December 31, 2019. The rate of return on common stock equity for 2019 is