how do i do thia in simplex? its a minimization problem

4. Bevco manufactures an orange-flavored soft drink called Oranj by combining orange soda and orange juice. Each ounce of orange soda contains 0.5 oz of sugar and 1mg of vita-min C. Each ounce of orange juice contains 0.25oz of sugar and 3mg of vitamin C. It costs Bevco 2c to produce an ounce of orange soda and 3y to produce an ounce of orange juice. Bevco's marketing department has decided that each 10-oz bottle of Oranj must contain at least 20mg of vitamin C and at most 4oz of sugar. Use linear program-ming to determine how Bevco can meet the marketing department's requirements at minimum cost. Solutions: Lingo -