The probability of Sam passing the exam is 1/4. The probability of Sam passing the exam and Michael passing the driving test is 1/6. What is the probability of Michael passing his driving test?  Answers:
A) 1/24
B) 1/2
C) 1/3
D) 2/3
E) 2/5
let p(s) and p(m) denote probability of sam passing the exam and michael passing the driving test respectively   as per the question   p(s)=1/4 and   p(s) * p(m)=1/6   therefore,   p(m)=(1/6)*4=2/3   Answer:2/3
<result>D</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 1/6. What is the probability of Michael passing his driving test?