"The following data has been collected about Keller Company' stockholders' equity accounts
Common stock $10 par value 25 , 000 shares authorized and 12,500 shares issued, 1,500 shares outstanding Paid-in capital excess par value, common stock Retained earnings Treasury stock
S125,000 55,000 30,000 18 _ 000
Assuming the treasury shares were all purchased at the same price, the number of shares of treasury stock is"