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.
Out of the 125 graded questions, you must correctly answer approximately 90 questions to lead to a passing score of 500. That said, scaled scores are not exact percentages and the number of possible questions correct is scaled across a range from 200 to 800 points. This methodology is similar to what is seen with SAT and GRE exam scores, where each section is scaled from 200 to 800 points.