Engineering Board Exam Reviewer · Engineering Management · medium
According to Little's law, if 20 customers per hour arrive and each spends an average of 0.25 hour in the system, the average number in the system is:
- 80
- 20.25
- 0.0125
- 5
Answer
D. 5
Solution
L = W = 20(0.25) = 5.
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