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%. a. What is the percentage increase in the net worth of your brokerage account if the price of Xtel immediately changes to (a) $33; (b) $30; (c) $27? Round your answers to 2 decimal places.) a. Percentage gain _____________% b. Percentage gain _____________% c. Percentage gain _____________% b. If the maintenance margin is 30%, how low can Xtels price fall before you get a margin call? (Round your answer to 2 decimal places.) Price $ ____________ c. How would your answer to requirement 2 would change if you had financed the initial purchase with only $9,000 of your own money? (Round your answer to 2 decimal places.) Strike price $ ______________ d. What is the rate of return on your margined position (assuming again that you invest $12,600 of your own money) if Xtel is selling after one year at (a) $33; (b) $30; (c) $27? (Negative values should be indicated by a minus sign. Round your answers to 2 decimal places.) a. Rate of return ____________ % b. Rate of return ____________ % c. Rate of return ____________ % e. Continue to assume that a year has passed. How low can Xtels price fall before you get a margin call? (Round your answer to 2 decimal places.) Price $______________