You purchase $285$ shares of $2$nd Chance Company stock on margin at a price of $$57.$ The initial margin requirement is $75$ percent.

Calculate the initial deposit.

Note: Do not round intermediate calculations. Round your answer to $2$ decimal places.

What would be the return if you had purchased the stock a$)$ with margin and b$)$ without margin under the following situations?

Note: A negative value should be indicated by a minus sign. Do not round intermediate calculations. Enter your answers as a percent rounded to $2$ decimal places.

Assume the stock price is $$72$ when you sell the stock.

Assume the stock price is $$46$ when you sell the stock.