The Midday Cafe is located in the Midtown Mall, which is open from 10 A.M. to 5 P.M. eac day. The Midday Cafe sells ten different sandwiches as well as a variety of soft drinks. In recent week, the following activity occurred: Sandwich Selling Price Cost Number Sold Pork Barrel $3.95 $1.30 50 Lamb Leg 3.75 1.00 40 Chicken Breast 3.95 1.40 150 Burger Delight 3.45 .85 300 Super Burger 4.95 1.25 190 Roast Beef 4.95 1.50 250 Ocean Catch 4.45 1.20 200 Tuna Salad 3.50 .60 175 Egg Salad 3.25 .35 150 Cheese Mix 2.95 .40 60 Required: 1. Determine the total sales revenue for sandwiches for the week. 2. Determine the total cost of sandwich sales for the week. 3. Determine the food cost percentage for the week. 4. Determine the average contribution margin for all sandwiches sold. 5. Using menu engineering, determine the classification of each sandwich.