Marcus surveys the students in his school about their favorite lunch. Marcus wants to predict what percent of students in the school prefer grilled cheese. Which representation should Marcus use for his data, and why? A table showing types of lunches and frequency. Grilled cheese, 80. Roast beef, 40. Chili, 50. Chicken and rice, 20. Other, 60. Marcus should use a Choose... because the data are Choose... and he wants to know the percent of students who prefer grilled cheese.