Q1: Calculate the scheduling time showing your calculations in the case study for the operation by using Johnson's method and by using SPT technique ( 6 Marks) (CLO 5) Hint: You have multiple machines and you need to find Johnsons method for multiple machine. Q2: Draw the Gantt Chart using excel for the operations (2 marks)( CLO 5) Q1: Calculate the scheduling time showing your calculations in the case study for the operation by using Johnson's method and by using SPT technique ( 6 Marks) (CLO 5) Hint: You have multiple machines and you need to find Johnsons method for multiple machine. Q2: Draw the Gantt Chart using excel for the operations (2 marks)( CLO 5)