- Rastis
- Master | Next Rank: 500 Posts
- Posts: 183
- Joined: Wed Sep 21, 2011 7:06 am
- Location: Washington, DC
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- GMAT Score:500
Can anyone suggest some sound advice for mastering these concepts? Whenever I see a question regarding number properties and see the letters "a", "b" or "c" I start freaking out and get confused right off the bat. Obviously, as a result, I struggle with DS questions.













