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Direction: Read, Analyze and Calculate what required. ABC Furniture store gets an average of 220 customers per shift. The manager of ABC wants to calculate whether she should hire 1,2,3, or 4 salespeople. She has determined that average waiting times will be 8 hours with 1 salesperson, 7 hours with 2 salespeople, 6 hours with 3 salespeople, and 5 hours with 4 salespeople. She has estimated the cost per hour that customers wait at $11. The cost per salesperson per shift (including benefits) is $150. 1- Calculate the total waiting time per shift, value of lost time per shift, Salary cost per shift and total cost per shift (141 mark =14 Marks) 2- Use the queues model to determine the number of salespeople should be hired (1 Mark)