Original sentence: According to state standardized test scores, 29% of students are at least proficient in math and 40% in reading, as tested by the Illinois State Board of Education.Advanced Placement student performance is reflected in an AP Participation Rate of 46.8%, a Quality Adjusted Participation rate of 42.4%, a Participant Passing Rate of 90.6%, and Exam Passing rate of 92.0%.In 2008, Glenbrook South had an average composite ACT score of 24.3, and graduated 99.6% of its senior class.Of the roughly 3000 students who attend  GBS, roughly 42% are from minority groups
Edited sentence: According to state standardized test scores, 29% of students are at least proficient in math and 49% in reading, as tested by the Illinois State Board of Education.Advanced Placement student performance is reflected in an AP Participation Rate of 11%, a Quality Adjusted Participation rate of 12.4%, a Participant Passing Rate of 90.6%, and Exam Passing rate of 92.0%.For comparison sake, the highest ranked highschool in the state, which happens to be a selective enrollment magnet school in Chicago, Walter Payton College Prep, has approximately 900 students and had proficiency scores of 92% in reading, and 95% in math.However, on that same note, Glenbrook South still lags greatly behind many other local highschools around Cook County.In 2010, Glenbrook South had an average composite ACT score of 24.3, and graduated 99.6% of its senior class.Of the roughly 3000 students who attend  GBS, roughly 40% are from minority groups.Similarly, nearby New Trier, a public highschool in Winnetka, IL, with approximately 4000 students, had state proficiency scores of 88% in reading, and 89% in math