Express Copy offers walk-in copying and binding services to small businesses that cannot afford to provide those services in-house. Following is a typical schedule for a 52-copy spiral-bound job:

Activity	Minutes
Processing order	23
Waiting for copying to begin	25
Copying	18
Waiting for binding	35
Binding	15
Packing for customer	4

(a)

Calculate the delivery cycle time.

Delivery cycle time

minutes

(b)

Calculate the manufacturing cycle time.

Manufacturing cycle time

minutes