Pacheco High School, (200 N. Ward Road), will offer the Pre-Standardized Aptitude Test, or PSAT, on Oct. 20. The test is for ninth- to 11th-graders. Juniors taking the exam can also qualify for National Merit Scholarships. Students can register for the $15 exam in the school office through Oct. 12. A limited amount of fee waivers are available for juniors receiving free and reduced lunch. For questions, call counselor Grace Long or counselor Mary Beth Schmidt at (209) 827-4506.