Answer:
0.6389
Step-by-step explanation:
This question is on a rectangle distribution
We apply; Area × probability
9× height = 1 unit square................find the height of the rectangle
h=1/9
The waiting time greater than 3.25 will be = 9-3.25= 5.75
P(time> 3.25 minutes) = 5.75 × 1/9 = 0.6389
