Lightfoot Inc., a software development firm, has stock outstanding as follows: 30,000 shares of cumulative preferred 4% stock, $20 par, and 38,000 shares of $100 par common. During its first four years of operations, the following amounts were distributed as dividends: first year, $9,000; second year, $15,000; third year, $80,680; fourth year, $134,960. Calculate the dividends per share on each class of stock for each of the four years. Round all answers to two decimal places. If no dividends are paid in a given year, enter "0"

Acompany manufactures x units of product a and y units of product b, on two machines, i and ii. it has been determined that the company will realize a profit of $3 on each unit of product a and $4 on each unit of product b. to manufacture a unit of product a requires 7 min on machine i and 5 min on machine ii. to manufacture a unit of product b requires 8 min on mchine i and 5 min on machine ii. there are 175 min available on machine i and 125 min available on machine ii in each work shift. how many units of a product should be produced in each shift to maximize the company's profit p?