A survey questioned 1000 people regarding raising the legal drinking age from 18 to 21 . Of the 570 who favored raising the age, 380 were female. Of the 430 who expressed opposition, 140 were female. (Enter your probabilities as fractions.) (a) What is the probability that a person selected at random is a female? (b) What is the probability that a person selected at random favors raising the age if the person is a woman