You've borrowed $20,000 on margin to buy shares in Disney

You've borrowed $20,000 on margin to buy shares in Disney, which is now selling at $40 per share. Your account starts at the initial margin requirement of 50%. The maintenance margin is 35%. Two days later, the stock price falls to $35 per share.

Will you receive a margin call?
How low can the price of Disney shares fall before you receive a margin call?