A steady stream of eager fresh-faced students waits in line to register for spring semester classes. Students arrive at the rate of 100 per hour and it takes the registrar 30 seconds to check their schedule and verify they have paid in full. What is the average time waiting in line and the average number of people in line? How busy is the registrar?

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The Answer of A steady stream of eager fresh-faced students waits in line to register for spring semester classes. Students arrive at the rate of 100 per hour and it takes the registrar 30 seconds to check their schedule and verify they have paid in full. What is the average time waiting in line and the average number of people in line? How busy is the registrar?

A Steady Stream of Eager Fresh-Faced Students Waits in Line