The following data has been collected about Keller Company's stockholders' equity accounts: Common stock $10 par value 12,000 shares authorized and 6,000 shares issued, 2,800 shares outstanding $60,000 Paid-in-capital in excess of par value, common stock 42,000 Retained earnings 17,000 Treasury stock 29,680 Assuming the treasury shares were all purchased at the same price, the number of shares of treasury stock is: 10. 3,200. 42,000. 17,000. 60,000.