Washington MAST (Mandatory Alcohol Server Training) Practice Exam

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Prepare for the Washington MAST Exam. Enhance your skills with interactive quizzes and detailed explanations. Ace your exam with confidence!

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

Practice this question and more.

Driving under the influence refers to operating a motor vehicle with an alcohol concentration of?

0.05 or higher
0.08 or higher
0.1 or higher
0.03 or higher

The correct answer is: 0.08 or higher

Driving under the influence refers to operating a motor vehicle with an alcohol concentration above the legal limit, which in most places is 0.08 or higher. This means that options A, C, and D are incorrect as they all suggest a higher or lower legal limit for alcohol concentration while operating a vehicle.