This depends on the individuals body weight.
The alcohol beverage with the fewest calories per serving is liquor (distilled spirits).
In most jurisdictions, a person is considered legally impaired with a blood alcohol level (BAC) of .08% or higher.
In the US, a "standard" drink is 0.6 ounces of pure alcohol, regardless of the beverage involved.
Alcohol poisoning can be fatal. Fortunately, it is extremely rare. However, always obtain emergency medical help if an intoxicated person becomes unconscious, breathes slowly, or has slow heart beat....
What you do is you drink all of it and you measure how long it takes u to get drunk.