Assume you sell short 100 shares of common stock at BDT $50per share, with initial margin at 0.55. The stock paid dividends during the period of $1.5, and you did not remove any money from the account before making the offsetting transaction. The interest is 7% if price at time of covering your position reached30 maintenance margin is 0.35 percent.

what is your account value ? what is your equity ? what is your equity after price changes'? what is your actual margin?

what price the broker will give you a margin call? what is your return