$6,540

First, take $60,000 x .90 = 54,000 loan x .01 = $540. Next, take $60,000 x .10 = $6,000. Then, add $6,000 + $540 = $6,540. $17,655

First, count the actual number of days from Mar. 16 through Dec. 31, which is 291 days. Next, take $1,880.96/365 = $5.153 (the daily rate). Next, take $5.153 x 292 days = $1,504.97. Next, you'll figure out his down payment, so $84,500 - $67,600 = $16,900 down, and subtract the $2,000 already paid. Your total is now $14,900. Add this to the $1,504.97 + $1,250 for the total of $17,654.77 that he needs to bring to the closing. $600,000

Base rent amounts to $18,000 per year. Subtracted from the $30,000 total rent, it yields a further $12,000 that came from the 3% of sales portion of the agreement. $12,000 divided by 3% is $400,000, plus the first $200,000 that was exempt from the surcharge, means the company had total sales of $600,000.