Consider a four-step serial process with the number of workers at each step and processing times given in the list below.
Process Step Number of Workers Time per Customer (in Minutes)
1 1 7
2 3 16
3 3 8
4 3 5
1. Assuming that the process starts out empty and is worker-paced, how long will it take (in minutes) to serve 26 customers?

The purchasing agent for a company that assembles and sells air-conditioning equipment in a latin american country noted that the cost of compressors has increased significantly each time they have been reordered. the company uses an eoq model to determine order size. what are the implications of this price escalation with respect to order size? what factors other than price must be taken into consideration?