Old Economy Traders opened an account to short-sell 1,000 shares of Internet Dreams at $105 per share. The initial margin requirement was 50% (The margin account pays no interest) A year later, the price of Internet Dreams has risen from $105 to $110.00 and the stock has paid a dividend of $17.00 per share. a. What is the remaining margin in the account? Remaining margin b-1. What is the margin on the short position? (Round your answer to 2 decimal places.) Short margin b-2. If the maintenance margin requirement is 30% will Old Economy receive a margin call NO c. What is the rate of return on the investment (Negative value should be indicated by a minus sign. Round your answer to 2 decimal places.) Rate of return s