7. in your brokerage account, you decide to sell short 200 shares of Facebook stock, whose current price is $120. The account has initial margin requirement of 55%, and maintenance margin requirement of 35%. 1) Initially, you put in some cash to just meet the initial margin requirement, what's the amount you put in? 2) One week later, FB stock price goes up 20%. Show that you are indeed getting a margin call. 3) You take no action on the margin call, then what will the broker do? Round your answer to integer number of shares. Set up a balance-sheet chart each for 1), 2) and 3) to assist your answers