Question: = - TN D Ina multiple-choice exam, a student either knows the answer with probability 1/4 or guesses With probability %. Students who guess will

= - TN D Ina multiple-choice exam, a student either knows the answer with probability 1/4 or guesses With probability %. Students who guess will be correct with probability of 1/5. What is the Probability that the student knew the answer given answer was correct

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