Old Economy Traders opened an account to short-sell 1,000 shares of Internet Dreams at $65 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 $65 to $76.50, and the stock has paid a dividend of $9.80 per share, a. What is the remaining margin in the account? Answer is complete and correct. Remaining margin $ 11,200 b-1. What is the margin on the short position? (Round your answer to 2 decimal places.) Answer is complete and correct. Short margin 14.64 % b-2. If the maintenance margin requirement is 30%, will Old Economy receive a margin call? Yes 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.) Answer is complete but not entirely correct. Rate of return (64.62) %