A speaks truth in 75% case and B in 80% of the cases. In what percentage of cases are they likely to contradict each other, narrating the same incident?  Choose the correct choice from the following answers: A) 20% B) 25% C) 30% D) 35% E) 40%
P( A)=75/100, P(B)=80/100   P( A’)=1/4   P(B’)=1/5   P( A and B contradict each other)=P(A).P(B’)+P(A’).P(B)   =35%   ANSWER 35% 35%
<result>D</result>
A speaks truth in 75% case and B in 80% of the cases. In what percentage of cases are they likely to contradict each other, narrating the same incident?