Do you have a (a,b,c,d) type of answer?
if yes it would be c, if no... Then uh good luck
Answer:
0.59375
Step-by-step explanation:
In a uniform distribution the probability that the time t is greater than any given value, X, is:

In this problem, the limits of the distribution are a = 0 and b = 8 minutes.
For X =3.25 minutes:

The probability that a randomly selected passenger has a waiting time greater than 3.25 minutes is 0.59375.