Henry Mancini won three Academy Awards (Oscars):
It did not win any Oscars.
Garbo won zero Oscars
Three: Best Actor (Henry Fonda), Actress (Katharine Hepburn) and Adapted Screenplay.
The Dark Knight Rises did not win any Oscars, but the Dark Knight won two Oscars.
Revolutionary Road was nominated for 3 Oscars but didn't win any.
None. It wasn't nominated for any Oscars.
Zero - Ghost Town (2008) did not win any Oscar. It was not nominated for any Oscars.