The probability of Sam passing the exam is 1/4. The probability of Sam passing the exam and Michael passing the driving test is 1/8. What is the probability of Michael passing his driving test?  Select the correct option: A) 1/24. B) 1/2. C) 1/3. D) 2/3. E) 2/5
1/4 *1/m= 1/8 , 1/m = 1/2   Answer 1/2.
<result>B</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 1/8. What is the probability of Michael passing his driving test?