code: def get_bac(age, weight, height, sex, volume, percent):
    
    return gramm_to_promille(
      calculate_alcohol(volume, percent),
      age, weight, height, sex
    )
docs: Returns the *Blood Alcohol Content* (raise) for a person (described by
       the given attributes) after a drink containing *volume* ml of alcohol with
       the given *percent* (vol/vol).