In a test, an examinee either guesses or copies or knows that answer to a multiple-choice question which has four choices. The probability that he makes a guess is 1/3, and the probability that he copies is 1/6. The probability that his answer is correct, given he copied it, is 1/8. Find the probability that he knew the answer to the question, given that he answered it correctly.

In a test, an examinee either guesses or copies or knows that answer t

1.	In a test, an examinee either guesses or copies or knows that answer to a multiple-choice question which has four choices. The probability that he makes a guess is 1/3, and the probability that he copies is 1/6. The probability that his answer is correct, given he copied it, is 1/8. Find the probability that he knew the answer to the question, given that he answered it correctly.
Answer» The probability that he knew the answer to the question, given that he answered correctly is 24/29. Probability is a concept used in math and science to know the likelihood or occurrence of an event.