as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
what's wrong with this margin calculation?
user
as the referenced document says, there are 3 formulas, and you need to use the formula which results the greatest margin requirement. in your case, you need to use the 10% formula:
assistant