Question

Two newspaper A and B are published in a city. It is known that 25% of the city populations reads A and 20% reads B while 8% reads both A and B. Further, 30% of those who read A but not B look into advertisements and 40% of those who read B but not A also look into advertisements, while 50% of those who read both A and B look into advertisements. Then the percentage of the population who look into advertisement is:
(A) 12.8 (B) 13.5
(C) 13.9 (D) 13

Answer 1

Answer:

13.9%

Step-by-step explanation:

p(a)=25/100=1/4

p(b)=8/100=2/25