Scores on the verbal section of the Graduate Record Exam (GRE) have a mean of 150 and a standard deviation of 8.5. Scores on the quantitative section of the exam have a mean of 152 and a standard deviation of 8.9. Assume that the scores are normally distributed.

Students intending to study engineering in graduate school have a mean score of 159 on the quantitative exam and a mean score of 149 on the verbal exam.

Determine the percentile of 159 on the quantitative exam.