1.Hirsch Products is a small manufacturer that produces certain custom parts, which first requires a shearing operation and require a punch press operation. Hirsch Products currently has orders for five jobs, which have processing times (days) estimated to be as follows Job Sheer Punch A 4 5 B 4 1 C 10 4 D 6 10 E 2 3 a)Using Johnson’s rule, develop the sequence for these jobs b)Use Gantt chart to show the processing of the jobs in Sheer and Punch Press c)What is the total flowtime or makespan for these jobs? d)What is the idle time in the Punch press? e)What is the waiting time for jobs in the Punch press?

1.Hirsch Products is a small manufacturer that produces certain custom parts, which first requires a shearing operation and require a punch press operation. Hirsch Products currently has orders for five jobs, which have processing times (days) estimated to be as follows

Job

Sheer

Punch

A

4

5

B

4

1

C

10

4

D

6

10

E

2

3

a)Using Johnson’s rule, develop the sequence for these jobs

b)Use Gantt chart to show the processing of the jobs in Sheer and Punch Press

c)What is the total flowtime or makespan for these jobs?

d)What is the idle time in the Punch press?

e)What