Dual degree
All the students in a college are majoring in psychology, business or both.
73% are psychology majors students and 62% are business majors.
If there are 200 students, how many of them are majoring in both
psychology and business?
WordPress database error: [MySQL server has gone away]
SELECT * FROM wp_comments WHERE comment_approved = '1' AND comment_post_ID = 3574 ORDER BY comment_date_gmt DESC