Sergio owns 200 shares of Palm Corporation common stock, purchased during the prior year: 100 shares on July 5, for $9,000; and 100 shares on October 15, for $12,000. When Sergio sells 50 shares for $8,000 on July 18 of the current year, he does not identify the particular shares sold. Determine the amount and character of the gain.

Creation landscaping has 1,000 bonds outstanding that are selling for $1,280 each. the company also has 2,000 shares of preferred stock outstanding, currently priced at $27.20 a share. the common stock is priced at $37.00 a share and there are 28,000 shares outstanding. what is the weight of the debt as it relates to the firm's weighted average cost of capital?