The probability of Sam passing the exam is 1/4. The probability of Sam passing the exam and Michael passing the driving test is 1/5. What is the probability of Michael passing his driving test?	Choose the correct choice from the following options: A) 1/24. B) 1/2. C) 1/3. D) 2/3. E) 4/5
1/4 *1/m= 1/5 , 1/m = 4/5   Answer 4/5
<result>E</result>
The probability of Sam passing the exam is 1/4. The probability of Sam passing the exam and Michael passing the driving test is 1/5. What is the probability of Michael passing his driving test?