Aptitude | Probability | Question 10
Ram speaks truth in 3/4 of cases and Shyam in 4/5 of cases. In what percent of cases while narrating the same event are they likely to contradict each other?
They will contradict when 1 is says truth and other lies.
contradict %= [p(ram_truth) * p(shyam_lies) + p(shyam_truth) * p(ram_lies) ]*100
=[3/4 * 1/5 + 4/5 * 1/4]*100
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