The probability that A speaks truth is 4/5, while this probability for B is 3/4. The…
Mathematics · JEE Main · NTA Exams — Statistics and Probability
The probability that A speaks truth is 4/5, while this probability for B is 3/4. The probability that they contradict each other when asked to speak on a fact, is
- 7/20
- 1/5
- 3/20
- 4/5
Answer
(A) 7/20
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