$1.$ Suppose you sell short $1,000$ shares of Intel, currently selling at $$40$ per share. Your broker requires $50\%$ initial margin to establish your margin account. Complete the short balance sheets.

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What will be your $ account equity and margin percentage after $1$ year if Intel is selling for $($i$)$ $$45$; $($ii$)$ $$25?$

What will be your rate of return after $1$ year if Intel is selling for $($i$)$ $$45$; $($ii$)$ $$25?$