Problems from Section 6.4: Understanding and Analyzing Process Capacity 16. The Lenovo Refurbishing Center repairs used laptops that are returned under warranty. - The center receives and processes, on average, 200 laptops per day. - All laptops are tested upon receipt: 30% are immediately rejected, and the remaining 70% are sent to the refurbishing anea. - On average, there are 21 laptops in the testing area waiting or being worked on. - On average, there are 16 laptops in the refurbishing area waiting or being worked on. a. (*) What is the average throughput time for all laptops entering the system? b. (**) What is the average throughput time for a laptop that goes through both testing and refurbishing? Suppose Lenovo wants this time to be less than one day