Dolores must grade a driver's test completed by a group of training students. She knows that driver's test scores are normally distributed with = 50 and = 6. Students are required to score in the top 75% of students on the test in order to pass the test and continue on with the training course. Which score do students need to obtain at a minimum in order to pass the test and continue with the course?

Incorrect answer:

X=54

Not Selected,

X=46

X=60

X=40