Percentage the following distributions to the nearest percentage point. 

a) In one week at Bill’s Bar and Grill, customers drank 340 Buds, 213 Bud Lights, 170 Labatt Blues, and 110 Goose Island Ales.

b) At Decatur Community College, there are 750 LAS majors, 200 Graphic Design majors, 300 majors in Computer Tech, and 105 majors in Early Childhood Development.

c) In a study of social class, the researchers found that 300 people responded they are “working class,” 365 said they are “middle class,” 65 said “upper class,” and 30 said “lower class.”