Movies with Greatest Ticket Sales in 2012

The table above represents the 50 movies that had the greatest ticket sales in 2012, categorized by movie type and Motion Picture Association of America (MPAA) rating. What proportion of the movies are comedies with a PG-13 rating?

Question 1 and 2 refer to the graph above that summarizes a survey of a group of 250 people who were randomly selected when leaving a multiplex movie threater and asked what type of movie they had seen. Q. If a total of 1,700 tickets were sold for the five types movies represented in the histogram, what is the best estimate for the number of tickets sold to the Ramance movie?