The stockholders' equity section of Riverbed Corp's balance sheet at December 31 is presented here. RIVERBED CORP Balance Sheet (partial) Stockholders'equity Paid-in capital Preferred stock, cumulative, 10.700 shares authorized, 6,400 shares issued and outstanding Common stock, no par 770,000 shares authorized 600,000 shares issued Total paid-in capital Retained earnings Total paid-in capital and retained earnings Less: Treasury stock (5 800 common shares) Total stockholders equity $ 640,000 2.400,000 3,040,000 1.191,000 4,23 1,000 31.000 $4,200,000 (a) How many shares of common stock are outstanding? Common stock outstanding shares (b) Assuming there is a stated value, what is the stated value of the common stock? The stated value of the common stock per share (c) What is the par value of the preferred stock? The par value of the preferred stock per share (d) If the annual dividend on preferred stock is $57,600, what is the dividend rate on preferred stock? The dividend rate % (e) if dividends of $74,800 were in arrears on preferred stock, what would be the balance reported for retained earninga? The Retained Earnings balance $