D$$e Trader opens a brokerage account and purchases $200$ shares of Internet Dreams at $$42$ per share. She borrows $$3,800$ from her broker to help pay for the purchase. The interest rate on the loan is $12\%.$

Required:

a$.$ What is the margin in D$$e$\text{'}$s account when she first purchases the stock?

$\backslash$table$[[$Margin$,$$$4,600$