Asked by Anonymous
A shuttle bus for a festival stops at the parking lot every 18 minutes and stays at the lot for 2 minutes. If you go to the festival at a random time, what is the probability that the shuttle bus will be at the parking lot when you arrive?
Answers
Answered by
Reiny
let's assume it is noon and the bus has just arrived.
the bus will be there from 12:00 - 12:02
again from 12:20-12:22
again from 12:40 - 12:42
for a total of 6 minutes in 60 minutes.
prob(of stated event) = 6/60 = 1/10
the bus will be there from 12:00 - 12:02
again from 12:20-12:22
again from 12:40 - 12:42
for a total of 6 minutes in 60 minutes.
prob(of stated event) = 6/60 = 1/10
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