Table 12-6 Customers Arrive at Coffee Shop at a Rate of 40

Multiple Choice

Table 12-6
Customers arrive at coffee shop at a rate of 40 per hour.There are 2 servers available and it takes an average of 1 minute to serve each customer.
-Using Table 12-6,what is the average number of customers waiting in line?

A) 0.0833
B) 0.5
C) 0.75
D) 1.33
E) 2