Santa Ana Mater De vs. Buchanan, 5 p.m. Mira Costa vs. Archbishop Mitty, 4:30 p.m. Sage Hill vs. International, 1:30 p.m.

High school students take AP® exams and IB exams to earn college credit and demonstrate success at college-level coursework. U.S. News calculated a College Readiness Index based on AP/IB exam ...