Old Economy Traders opened an account to short-sell 1,000 shares of Internet Dreams at $40 per share. The initial margin requirement was 50%. (The margin account pays no interest and the short fee is 0. A year later, the price of Internet Dreams has risen from $40 to $52, and the stock has not paid a dividend. After the price change, what is the remaining margin on the short position? (Keep 2 decimal places.) Short Margin