3 Required information (The following information applies to the questions displayed below.] Part 1 of 2 The stockholders' equity section of Velcro World is presented here. VELCRO WORLD Balance Sheet (partial) (S and shares in thousands) Stuckholderu' equity: Preferred stuck, $1 par value Cummon stock, s1 par value Additional paid-in capital Tolal paid-in capital Retained earnings Treasury stock, 12,000 common shares 4,300 Baok 13,000 293,600 310,900 271,000 (180,000) $ 401,900 Tatal stackhalders' equity Based on the stockholders' equity section of Velcro World, answer the following questions. Remember that all amounts are presented in thousands. Required: 1. How many shares preferred stock have been issued? (Enter you answer in total number of shares, not in thousands.) Number of shares