Gillian's restaurant has an ice-cream counter where cit sellstwo main products, ice cream and frozen yogurt, each in variety offlavors. the restaurant makes one order for ice cream andyogurt each week and the store has enough freezer space for 115gallons of both products. a gallon of frozen yogurt costs$0.75 and a gallon of ice cream cost $0.93, and the resaurant sellsat least twice as much ice cream as frozen yogurt. profit pergallon of ice cream is $4.15 and profit per gallon of yogurt is$3.60. a. formulate a linear programming model for this problem using excel solver b. solve this model using graphical analysis.