Customers at the Office 40 35 30 25 20 15 10 0 9:00 9:15 9:30 9:45 10:00 10:15 10:30 10:45 11:00 11:15 11:30 ncorrect Question 16 0 /3 pts Using the given inventory build-up diagram, calculate the average number of customers in line between 9:00 and 11:30 am. Round answer to two decimal places. 81