40/100 simplify that and you will get .4.
No of people not from their neighborhood=25-20=5
total contact s=25
therefore probability to call a person not from his neighborhood=5/25=1/5
therefore P=1/5
The answer is <u><em>0.76075</em></u>!
<em>Hope this helps!</em>
Answer:
13
Step-by-step explanation: