kindly answer with details (operations research)

Sugarco can manufacture three types of candy bar. Each candy bar consists totally of sugar and chocolate. The compositions of each type of candy bar and the profit earned from each candy bar are shown in the following Table. 50 grams of sugar and 100 grams of chocolate are available. Give the mathematical model. After adding slack variables, the optimal tableau as is shown in the following table: Using this optimal tableau, answer the following questions: a For what values of Type 1 candy bar profit does the current basis remain optimal? If the profit for a Type 1 candy bar were 7TL, what happens to the current basis? b Sugarco is considering making Type 4 candy bars. A Type 4 candy bar earns 10 TL profit and requires 2 grs of sugar and 1 grs of chocolate. Does the current basis remain optimal? c. If 60 grs of sugar were available, what would be Sugarco's profit? How many of each candy bar should the company make? d If 30 grs of sugar were available, what would be Sugarco's profit? How many of each candy bar should the company make