Amar Driving School, a Princeton, NJ school with 20+ years of experience, explains driver license written test practice for the New Jersey permit exam: 50 questions, 80% to pass. The guide offers a two-week study plan, common trouble topics, and a seven-day retake rule. Amar also hosts official written and vision tests for 16-year-olds. Call 609-450-2002 to book your spot.