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14. A single machine workstation has an arrival rate of 15 parts/min. The availability of the machine is 80%. What is the utilization of the machine given a process rate of 20 parts/min. 0.6 None of the above 0.9375 1.333 0.75 16. Consider a single machine workstation processing parts in batches. The batch size is 20 parts, and a setup time of 1 hour is required before the start of processing of every batch. The process time to process the complete batch is 10 min. The parts arrive in batches at the rate of 2 per/hr. What is the utilization of the workstation. 15. Consider a single machine workstation processing parts in batches. The batch size is 20 parts, and a setup time of 1 hour is required before the start of processing of the batch. The process time to process the complete batch is 10 min. What is the effective process time per part in seconds? 600 180 None of the above 210 30