You are bearish on Telecom and decide to sell short 280 shares at the current market price of $100 per share. a. How much in cash or securities must you put into your brokerage account if the broker's initial margin requirement is 50% of the value of the short position? (Round your answer to the nearest whole dollar.) Cash or securities to be put into brokerage account b. How high can the price of the stock go before you get a margin call if the maintenance margin is 30% of the value of the short position? (Round your answer to 2 decimal places.) Margin call will be made at price or higher