Old Economy Traders opened an account to short$-$sell $1,000$ shares of Internet Dreams at $$85$ per share. The initial margin requirement was $50\%.($The margin account pays no interest.$)$ A year later, the price of Internet Dreams has risen from $$85$ to $$95\mathrm{.}50,$ and the stock has paid a dividend of $$13\mathrm{.}00$ per share.

Required:

a$.$ What is the remaining margin in the account?

Remaining margin

b$-1.$ What is the margin on the short position? $($Round your answer to $2$ decimal places.$)$

Short margin