Question

A survey was conducted on
400 music lovers and the following results came:
(0 People who like Rock music = 47.5%
(ii) People who like Pop music = 48.5%
(iii) People who like Rap music = 48.5%
(iv) PeoplewholikeRockandPopbutnotRapmusic= 12%
(v) People who like Rock and Rap but not Pop music=7.5%
(vi) People like Pop and Rap but not Rock music = 9%

Answer 1

What percentage of people like all three types of music?