Seventy-Two Inc-, a developer of rodiology equipment, has stock outstanding as follows: 80,000 shares of cumbulative preferred 3% stock, $20 par and 405,000 sharen of 525 par common. During its first four years of operations, the following amounts were distributed as dividends: first year, $30,000; second year, $73,000; third year, $90,000; fourth vear, $120,000, Dotermine the dividends per share, on each dass of stock for each of the four years. Round all answers to bwo decimal places. If no dividends are paid in o aiven year, enter "0.00