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.
Test Tips. An actual ACT Science Test contains 40 questions to be answered in 35 minutes. Read the passage carefully. Refer to the scientific information in the passage when answering the question. Read and consider all of the answer choices before you choose the one that best responds to the question. Note conflicting viewpoints in some passages. Click on letter choices below to view the correct answer and explanations.