round to 2 decimals and answer in percent

Dee Trader opens a brokerage account and purchases 300 share of Internet Dreams at $40 per share. She borrows $4000 from her broker to help pay for the purchase. The interest rate on the loan is 8%. What is the margin in Dee's account when she first purchases the stock? Question 5 1 pts Dee Trader opens a brokerage account and purchases 300 share of Internet Dreams at $40 per share. She borrows $4000 from her broker to help pay for the purchase. The interest rate on the loan is 8% per period. At the end of the period, the price has fallen to $30. What is her new percent margin? (Hint: don't forget to take into account the interest she has to pay now.) Question 6 1 pts Dee Trader opens a brokerage account and purchases 300 share of Internet Dreams at $40 per share. She borrows $4000 from her broker to help pay for the purchase. The interest rate on the loan is 8% per period. At the end of the period, the price has fallen to $30. What is her return? (Hint: don't forget to take into account the interest she has to pay now.)