It's hard to say what bar exam is hard or easy. However, passing rate wise, NV is a pretty difficult state:
2001 Feb 64% July ?
2002 Feb 59% July ?
2003 Feb 61% July ?
2004 Feb 50% July ?
2005 Feb 67% July ?
2006 Feb 55% July 61%
2007 Feb 53% July 66%
2008 Feb 57% July Good luck!!! Hope it's higher
source:
http://www.nvbar.org