SAT Mathematics Practice Test 4

According to the table, of the 50 movies with the greatest ticket sales in 2012, 4 are comedy movies with a PG-13 rating. Therefore, the proportion of the 50 movies with the greatest ticket sales in 2012 that are comedy movies with a PG-13 rating is $\frac{4}{50}$, or equivalently. $\frac{2}{25}$
Choice B is incorrect $\frac{9}{50}$ is the proportion of the 50 movies with the greatestticket sales in 2012 that are comedy movies, regardless of rating. Choice C is incorrect; $\frac{2}{11}=\frac{4}{22}$ is the proportion of movies with a PG-13 rating that are comedy movies. Choice D is incorrect;$\frac{11}{25}=\frac{22}{50}$ is the proportion of the 50 movies with the greatest ticket sales in 2012 that have a rating of PG-13.