Suppose that XTel currently is selling at $30 per share. You buy 600 shares using $12,600 of your own money, borrowing the remainder of the purchase price from your broker. The rate on the margin loan is 10% Required: a. What is the percentage increase in the net worth of your brokerage account if the price of Xtel immediately changes to () $33: (0) $30,00 $27? (Leave no cells blank - be certain to enter "0" wherever required. Negative values should be indicated by a minus sign. Round your answers to 2 decimal places.) Percentage gain C) Percentage gain (1) Percentage gain 16.67% 0 % (16.67) b. If the maintenance margin is 30%, how low can XTel's price fall before you get a margin call? (Round your answer to 2 decimal places.) Price