Survey 240people consisting of 159boys and remaining girls rated a tv programme as Excellent Good Av

Survey 240people consisting of 159boys and remaining girls rated a tv programme as Excellent Good Average.
Boys 42Excellent 70Good 47Average
Girls 38Excellent 30Good 13Average.
Quest: If a person is selected at random, what is the probability that he/she
1. rated average given that she is a girl?
2. is a boy given that the rating is Excellent?