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.
The DMV typically requires that you score 80% or higher on the written driving test in order to pass. On a test with 50 questions, you will have to get at least 40 correct or else you will not pass.oing into the test unprepared is a sure way to fail the first time. You may assume the test will be a breeze, but many of the questions can be tricky. In order to score 80% on your written driving test, the best thing to do is prepare.