A restaurant manager classifies customers as well dressed, moderately dressed, or poorly dressed, and finds 60%, 30%, and 10% respectively of all customers fall into these categories. The manager found that wine was ordered by 70% of the well dressed, by 50% of the moderately dressed, and by 30% of the poorly dressed customers. 3-1 (1 mark) Draw a tree diagram to summarize the above information. 3-2 (1 mark) If wine is ordered, what is the probability that the person ordering was poorly dressed?