A movie club surveyed 150 high school students. The students were asked how often they go to the movies and whether they prefer comedies or dramas. Their responses are summarized in the following table.
Twice a month
or less
48
Three times a month
or more
12
Comedy
Drama
60
30
(a) What percentage of the students prefer dramas?
(b) What percentage of the students go to the movies twice a month or less?