De Trader opens a brokerage account and purchases 300 shares of Internet Dreams at $40 per share. She borrows $4,000 from her broker to help pay for the purchase. The interest rate on the loan is 8%. a. If the share price falls to $25 per share by the end of the year, what is the remaining margin in her account? (Keep two decimal places.) Remaining Margin 44.20% 42.40% 40.80% b. If the maintenan 41.50% 45.30% No Answer Here equirement is 45%, will she receive a margin call?