Dave’s submarine shop makes custom subs to order according to the process shown

ID: 336845 • Letter: D

Question

Dave’s submarine shop makes custom subs to order according to the process shown below. Each activity is handled by a separate employee.

Please answer all questions as detailed as possible. Thank you

a) How many subs can Dave’s process in a working day of 8 hours assuming that enough demand exists?

b) If Dave can hire an additional worker, which activity should he assign him to?

- How does this help throughput?

c) Instead of hiring an additional worker, Dave can reduce the workload on an activity by transferring at most 1 minute of any activity’s responsibility to another employee.

- What is the maximum improvement in throughput that Dave can achieve in this way?

- How does this compare to hiring an additional worker?

1) Dave's submarine shop makes custom subs to order according to the process shown below. Each activity is handled by a separate employee. Take order and prepare the bread (3 mins) Add meats and toppings (4 mins) Bagging order and checkout (2 mins How many subs can Dave's process in a working day of 8 hours assuming that enough demand exists? If Dave can hire an additional worker, which activity should he assign him to? How does this help throughput? Instead of hiring an additional worker, Dave can reduce the workload on an activity by transferring at most 1 minute of any activity's responsibility to another employee. What is the maximum improvement in throughput that Dave can achieve in this way? How does this compare to hiring an additional worker? a) b) c)

Explanation / Answer