7. Suppose that patrons of a restaurant were asked whether they preferred water or whether they preferred soda (S). 70% of the patrons are males. 15% of the females (F) preferred soda. 80% of the males (M) preferred water (W). a. Find the probability that a randomly selected patron prefers soda P (S). b. Find the probability that we randomly selected patron is a male given that he prefers water