show work, not excel

#81 A restaurant prepares 200.00 pizza slices and sells them at a rate of $15.00/slice. Expenses for the restaurant include raw material for pizza at $4.00 per slice, $116.00 for monthly rental and monthly insurance of $28.00. Lost sale are taken as $4.00 per unhappy customer. Leftover pizza can be sold for $2.00. The restaurant is open only for 25 days in a month. Today there was a party at nearby office so the demand for pizza went up to 212.00 slices. How much profit could the restaurant earn today