Alcohol Units

Question 1

How do you calculate the number of units of alcohol in a drink?

Answer 1

(number of millilitres x ABV) / 1,000 = units of alcohol

Question 2

Calculate the number of units in half a 175ml ‘standard’ glass of red wine. (ABV 12%)

Answer 2

175/2 = 87.5mls

(87.5mls x 12%) / 1000 = 1.05

Question 3

How many units of alcohol in a 750ml bottle of wine? (ABV=12%)

Answer 3

(750mls x 12%)/1000 = 9 units

Question 4

How many units of alcohol in 1 pint (568mls) of 5% beer?

Answer 4

(568mls x 5%)/1000 = 2.8 Units

Question 5

Give 3 examples (spirits, beer and wine) of 1 unit of alcohol.

Answer 5

• 25ml single measure of spirits (ABV 40%)
• A third of a pint of medium/strong beer (Heineken) (ABV 5 to 6%)
• Half a 175ml ‘standard’ glass of red wine (ABV 12%)

Question 6

How units a day/week should men and women drink?

Answer 6

• men: should drink no more than 21 units of alcohol per week (and no more than 4 units in any one day)
• women: should drink no more than 14 units of alcohol per week (and no more than 3 units in any one day)