De Trader opens a brokerage account and purchases 300 shares of Internet Dreams at $32 per share. She borrows $4,600 from her broker to help pay for the purchase. The interest rate on the loan is 6%.

a. What is the margin in Des account when she first purchases the stock?

b-1. If the share price falls to $21 per share by the end of the year, what is the remaining margin in her account? (Round your answer to 2 decimal places.)

b-2. If the maintenance margin requirement is 30%, will she receive a margin call? No or Yes

c. What is the rate of return on her investment? (Negative value should be indicated by a minus sign. Round your answer to 2 decimal places.)