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

Question

Quizplus · Accepted Answer

The Answer of 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

At an Automatic Car Wash, Cars Arrive Randomly at a Rate