Spotless Car Wash customers arrive at an average of one every 8 minutes (exponentially distributed).

1)What is the probability that the next car will arrive within the next 5 minutes?

A.0.2212

B.0.632

C.0.368

D.0.4647

2)What is the probability that the next car will arrive between 2 and 12 minutes?

A.0.4866

B.0.5557

C.0.7078

D.0.7532

3)What is the Lambda for Spotless Car Wash?

A.1

B.0.0833

C.0.125

D.0.1482