Quillivant XR is an oral suspension (a liquid). It contains about 20 percent immediate release and 80 percent extended-release methylphenidate. After a dose is taken, the medicine begins to work in about 45 minutes and continues working for up to 12 hours.
There are a total of 36 questions on Californiaâs written knowledge test. You must answer a minimum of 30 questions to pass the test. To prepare for the written test, you should study the California Driverâs Manual. You should also take multiple practice exams â this is a good way to determine your knowledge level and identify any weak areas.
Knowledge (Written) Test Top â. The Nevada knowledge test for a Class C, non-commercial license consists of 50 multiple-choice questions. 80 percent or better is a passing score. Knowledge tests are available on touch-screen computers in English and Spanish. The system also offers audio-based tests.