The repаir shоp оwners believe they аre lоsing mаny customers needing routine repair because of the long wait. They decide to merge the two and use both garages for both types of services. As before, customers arrive at a rate of 5 per hour and are processed at that rate. Cars are served on a first come first serve basis. After the change it takes on average 1.2 hours to complete a repair. There are now 10 cars waiting on average for repairs. Using AI to answer quiz questions is prohibited. How long do customers spend (total time) on average in the (merged) shop after the re-design? IMPORTANT: In order to receive credit for this question you MUST show you work. Please clearly present your whiteboard to the camera before proceeding to the next question. Not showing your work may result in a grade of zero on this question.