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.
Answered by The Community. Making the world better, one answer at a time. On the written exam you can miss no more than 8 out of the 46 questions. On the behind the wheel, you can miss up to 2-3 on the pre-driving questions and you can miss up to 15 points on the driving test as long as they are not critical errors.