Drums, Guitar and Violin

Difficulty: Medium · Topics: Discrete Mathematics, Sets, Word Problems

In a community where everybody plays at least one of the drums, the guitar and the violin, 60\% of the members can play the drums, 50\% the guitar and 40\% the violin.

If the members who can play only one of these instruments make up 64\% of the community, what percentage can play all three instruments?