A guest orders a drink that contains 4 1/2 ounces of 80-proof liquor. approximately how many drinks does this beverage contain?
Answer: 4>1/2 ounces of 80-proof liquor have approximately 3 drinks.
An 80-proof liquor has a volume-to-volume percentage of 40 % alcohol, which is typical for distilled spirits. In the United States, a drink of distilled spirits is equal to 1.5 ounces. Then, the number of drinks is found by the following ratio:
n= 3 drinks
In other words, 4>1/2 ounces of 80-proof liquor have approximately 3 drinks.