Given the following simplex tableau X2 Basis 10 24 RHS CB. 1000 6000 1 -3/2 25/2 15 4 1. X3 1/8 1/8 150 24 3 24 3. 3600 7 -3 9-z a) Which variable will enter the basis? Why? (1,5 mark) b) Which variable will leave the basis? Why? (1.5 marks) c) What will be the value of the variable entering the basis in a) in the next tableau? (1 mark) d) What will be the value of the objective function in the next tableau? (1 mark)