You decide to sell short 200 shares of Charlotte Horse Farms when it is selling at its yearly high of $54. Your broker tells you that your margin requirement is 55 percent and that the commission on the purchase is $300. While you are short the stock, Charlotte pays a $2.20 per share dividend. At the end of one year, you buy 200 shares of Charlotte at $43 to close out your position and are charged a commission of $280 and 10 percent interest on the money borrowed. What is your rate of return on the investment? Do not round intermediate calculations. Round your answer to two decimal places. Suppose you buy a round lot of Francesca Industries stock (100 shares) on 55 percent margin when the stock is selling at $20 a share. The broker charges a 10 percent annual interest rate, and commissions are 4 percent of the stock value on the purchase and sale. A year later you receive a $0.75 per share dividend and sell the stock for $28 a share. What is your rate of return on Francesca Industries? Do not round intermediate calculations. Round your answer to two decimal places