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chimeric chimeric
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Posts: 669
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6 years ago
At an automatic car wash, cars arrive randomly at a rate of 7 cars every 30 minutes. The car wash takes exactly 4 minutes (this is constant). On average, what would be the length of the line?
A) 8.171
B) 7.467
C) 6.53
D) 0.467
E) None of the above
Textbook 
Quantitative Analysis for Management

Quantitative Analysis for Management


Edition: 12th
Authors:
Read 205 times
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TheBatTheBat
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#1
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6 years ago
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Related Topics

wrote...
#2
6 years ago
At an automatic car wash, cars arrive randomly at a rate of 7 every 30 minutes. The car wash takes exactly 4 minutes (this is constant). On average, how long would each car spend at the car wash?
A) 28 minutes
B) 32 minutes
C) 17 minutes
D) 24 minutes
E) None of the above
wrote...
#3
6 years ago
B
wrote...
#4
6 years ago
At an automatic car wash, cars arrive randomly at a rate of 7 every 30 minutes. The car wash takes exactly 4 minutes (this is constant). On average, how long would each driver have to wait before receiving service?
A) 28 minutes
B) 32 minutes
C) 17 minutes
D) 24 minutes
E) None of the above
wrote...
#5
6 years ago
A
wrote...
#6
6 years ago
At an automatic car wash, cars arrive randomly at a rate of 7 every 30 minutes. The car wash takes exactly 4 minutes (this is constant). On average, how many customers would be at the car wash (waiting in line or being serviced)?
A) 8.17
B) 7.46
C) 6.53
D) 0.46
E) None of the above
wrote...
#7
6 years ago
B
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