music: 80's Chart Toppers: Name The Artist: When I'm With You?

Questions

every year, ---------- sinks about 10 inches?

every year, mexico city sinks about ---------- inches?

french speaking residents of belgium are called----------?

if the earth was smooth, the ocean would cover the entire surface to a depth of ---------- feet?

if you told someone that they were one in a million, you'd be saying there were ---------- of them in china?