Answer:
all of the above
Step-by-step explanation:
according to your question
Answer:
18 minutes
Step-by-step explanation:
Given that:
The arrival time = 3 customers / hour
The avg. service rate (s) = 12 minutes per customer
To hour, we have:

s = 5 customers/ hour
Thus, the required average time for a customer needs to wait in line is:

To minutes;

= 18 minutes
Answer:
22 units
Step-by-step explanation:
11 - (-11) = 22
Answer:
ALL of the above
Step-by-step explanation:
I'm very positive this is right
on second thought...
Answer:
Yes
Step-by-step explanation:
Multiply 4/5 so that they have a common denominator.
14/15 > 12/15 (4/5)