The blood alcohol concentration (BAC) of a person who has been drinking is given by the following expression. Number of ounce % alcohol x 0.075 divide body weight in pounds minus hour of drinking x 0.015
In 4 hours a 220lb person has drunk 5 12 ounce beer (60z) each have 5.5% alcohol content find person Bac and round off to the nearest thousandths
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