please solve it by hand and clear

2- Table below shows the profit of assigning each job to cach machine in dollars. Apply the assignment method to assign the jobs 1, 2, 3,4 to machines A, B, C, D and calculate the total profit of your assignments. Job 1 Machin A Machin B Machin C Machin D 90 65 95 40 70 60 80 75 85 40 80 60 Job 2 Job 3 Job 4 55 80 65 55 The Answer: 3. Six jobs are waiting to be sequenced. Their work (processing) times and due dates are given in the following table Jobs are ordered in the table as the order they arrived. Job Job Work (Processing) Time (Days) 6 Job Due Date (Days) 10 A B 4 12 C 10 18 D $ 20 E 11 30 F 9 25 i. In what sequence would the jobs be ranked according to the following dispatching rules: (1) Shortest processing time (SPT): (2) First come first served (FCFS): (3) Earliest due date (EDD): (4) Longest processing time (LPT): ii. Apply the rules SPT and EDD to these six jobs and evaluate the 2 measures of effectiveness (Average completion time and Average job lateness). iii. Shortest processing time (SPT) Shortest processing time (SPT) Job Sequence Job Work Job Due Date (Processing) (Days) Time (Days) Flow Time Job Lateness 2- Table below shows the profit of assigning each job to cach machine in dollars. Apply the assignment method to assign the jobs 1, 2, 3,4 to machines A, B, C, D and calculate the total profit of your assignments. Job 1 Machin A Machin B Machin C Machin D 90 65 95 40 70 60 80 75 85 40 80 60 Job 2 Job 3 Job 4 55 80 65 55 The Answer: 3. Six jobs are waiting to be sequenced. Their work (processing) times and due dates are given in the following table Jobs are ordered in the table as the order they arrived. Job Job Work (Processing) Time (Days) 6 Job Due Date (Days) 10 A B 4 12 C 10 18 D $ 20 E 11 30 F 9 25 i. In what sequence would the jobs be ranked according to the following dispatching rules: (1) Shortest processing time (SPT): (2) First come first served (FCFS): (3) Earliest due date (EDD): (4) Longest processing time (LPT): ii. Apply the rules SPT and EDD to these six jobs and evaluate the 2 measures of effectiveness (Average completion time and Average job lateness). iii. Shortest processing time (SPT) Shortest processing time (SPT) Job Sequence Job Work Job Due Date (Processing) (Days) Time (Days) Flow Time Job Lateness