correct Austo MGT 3900-005-Operations Management Fall 2018-T-TH-8amm Homework 2
ID: 399813 • Letter: C
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correct Austo MGT 3900-005-Operations Management Fall 2018-T-TH-8amm Homework 2 (Chapter 3) instructions help Question 3 (of 4) Save& Exit Submit value: 4.00 points PA 3-10 An automated car wash serves customers... An automated car wash serves customers with the following serial process: pre-treat, wash, rinse, wax, hand dry. Each of these steps is performed by a dedicated machine except for the hand dry step, which is performed manually on each car by one of 4 workers. The steps of the process have the following processing times Pre-treat: 5 minute per car Wash: 3 minutes per car Rinse: 1 minutes per car Wax: 4 minutes per car Hand dry: 12 minutes per car If the car wash has a demand of 15 cars per hour, what is the fiow Round your answer to 2 decimal places) If the car wash has a demand of 15 cars per hour, what is the to nearest integer) a. rate of the process? (Do not round intermediate calculations 5.00 cars per hour b. utilization of the machine that performs the Wax process? (Round percentExplanation / Answer
Capacity of the machine that performs the wax process:
Number of cars processed in 4min=1 car
Number of cars processes in 60 min= ¼*60
= 15 cars/hour
Utilization= flow rate/capacity of the process
=5/15*100
=33.33%
=33%
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