How well do you know music?

A quiz to see if you know anything about music, or if you like it.

1 How many hours of music do you listen to a week?
2 What music do you listen to/play?
3 What song is this in? "Smoke on the water and fire in the sky"
4 What is the best instrument?
5 Who wrote this song? "Entersandman"
6 Who was the artist that wrote this song? "Deep Purple"
7 What are you doing right now?