Formulate & solve this LP problem using Excel Solver.

Fazura's diet requires that all the food she eats come from the four "basic food groups". At present, the following four foods are available for consumption: Plain rice, fried chicken, salad and lime juice. A plate of rice costs RM1, a piece of fried chicken costs RM3, a bowl of salad costs RM1.50 and a glass of lime juice costs RM0.90. Each day, she must ingest at least 500 calories, 60g of carbohydrates, 10g of sugar and 8g of fats. The nutritional content per unit of each food is shown in the table below. Formulate an LP model that can be used to satisfy her daily nutritional requirements at minimum cost. Table 2.2 Calories Carbohydrate (g) Sugar (g) Fat (g) 400 35 2 2 500 12 4 5 Plain Rice (a plate) Fried chicken (a piece) Salad (a bowl) Lime juice (a glass) 200 8 2 4 150 0 4 1