Han Tire Corporation has outstanding 10,000 shares of preferred stock, $10 par, and also 10,000 shares of no-par common stock sold initially for $20 per share. Paid-in capital in excess of par on the preferred stock is $40,000: the retained earnings balance is $81,600. The company then entered into the following transactions in 2020. Jan. 15, 2020 Purchased 500 shares of its common stock at $30 per share for the treasury. Mar. 1, 2020 Sold 100 shares of the common treasury stock for $26 per share. Oct. 15, 2020 Sold 50 shares of the common treasury stock for $32 per share. Dec. 31, 2020 Sold 50 shares of the common treasury stock for $29 per share. Required a. Provide entries to record these treasury stock transactions. b. Prepare the resulting stockholders' equity section of the balance sheet after these transactions.