Alcohol can be detectable in a urine analysis after drinking from 12 to 48 hours. :}
They are generally infections that occur more than 48 - 72 hours after admission <span>and within 10 days after hospital discharge
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I think your answer is Green
While your friend's parent are ok to give alcoholic drinks to their kids and to you, maybe your parents aren't ok with having you a drink.
Answer: 6% is 2/3 of 9% you can produce 3/2 the volume or 217.5 ml
Explanation: