55 out of 100 people, who?  What age group, nationality, education level?  
Yes it is not hard to read.  Brains are great pattern recogition machines, and they never cease to amaze me.    

These days I am really on the lookout for statistics that don't cite sources and that don't define their sample groups.  This is just a simple email, but you would be amazed at how often statistics and numbers are used in the media that are incorrect/incomplete.