Question

Calculate the Percentage of the People Read Neither Newspaper A & B
In a city, 40% of people read the newspaper A, 50% read newspaper B and 10% read both the newspapers. What is the percentage of the people read neither newspaper?

Answer 1

nA = 40 nB =50 nA intersection B=10 nA union B = 80 Complement of A union B is 20 It means 20% people not read newspaper