Rylee short sold 600 shares of stock at $16.25 a share. The initial margin is 75 percent and the maintenance margin is 50 percent. The stock is currently selling for $19.50 a share. What is Rylee's account equity at this time? Ignore margin interest. | $3,590.25 $1,070.75 | $8.950.00 $5,362.50 Eileen just sold a stock and realized a 6.25 percent return for a 7-month holding period. What was her annualized rate of return? 12.78 percent 17.20 percent 9.98 percent 15.29 percent