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abhelsammiedestep
abhelsammiedestep abhelsammiedestep
  • 16-06-2016
  • Mathematics
Answered

The train station runs trains every 30 minutes. find the probability that a passenger who arrives at a random time will not have to wait more than 20 minutes.

Verified Answer :

Ckaranja
Ckaranja Ckaranja
  • 18-06-2016

2/3
As the train arrives every 30 minutes, the chance of waiting for 20 minutes or less is 20 out of 30

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