Alcohol, drugs and penaltiesQuestion 63 of 288

What does a BAC of 0.05 mean?

  1. 0.05 grams of alcohol in 100 ml of blood.
  2. 0.05 drinks in one hour.
  3. 0.05 litres of alcohol in the body.
  4. 0.05 per cent of your weight is alcohol.
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Correct answer: 0.05 grams of alcohol in 100 ml of blood.

BAC is the grams of alcohol in 100 ml of blood.

Source: Driver's Handbook (Government of Newfoundland and Labrador, January 2025), What is Blood Alcohol Concentration (BAC)?, page 34

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Questions last reviewed: 18 October 2026