Profitability analysis) Last year the P. M. Postem Corporation had sales of $438,000​, with a cost of goods sold of $114,000. The​firm's operating expenses were $127,000​, and its increase in retained earnings was $93,820. There are currently 21,000 shares of common stock​ outstanding, the firm pays a $1.63 dividend per​share, and the firm has no​ interest-bearing debt.
a. Assuming the​ firm's earnings are taxed at 35 ​percent, construct the​ firm's income statement.
b. Compute the​ firm's operating profit margin.