Please answer! Struggling with test prep.

Suppose that you just short sold 100 shares of Quiet Minds stock for $73.00 per share. If the initial margin requirement is 55%, how much equity must you invest? (Round your answer to the nearest dollar) Construct the balance sheet that corresponds to the transaction. Now suppose the price of the stock falls to $65 per share. What is your current margin percentage? (Round your answer to 2 decimal places.) The maintenance margin is 30%. What is the lowest price that will trigger a margin call? (Round your answer to 2 decimal places.)