Probability
posted by Sara Beth on .
Three men were walking down a street talking when they met a fourth man. If the fourth man knew that two of the men always lied and the third always told the truth and he asked the three a question, what is the probability that he got a truthful answer when one man answered?

1/3
He asks three person a question, and only one of them tells the truth. The probability of getting the truthful man to answer is 1/3