Suppose that XTel currently is selling at $60 per share. You buy 1,000 shares using $48,000 of your own money, borrowing the remainder of the purchase price from your broker. The rate on the margin loan is 8%.

Required:
What is the percentage increase in the net worth of your brokerage account if the price of XTel immediatelychanges to (a) S66: (b) $60; (c) S54?