- joannabanana
- Master | Next Rank: 500 Posts
- Posts: 118
- Joined: Sun Sep 05, 2010 10:21 am
- Location: Canada
- Thanked: 5 times
- GMAT Score:730
I've just noticed that arithmetic and geometric series are completely absent from tutorials in the OG and Kaplan Premier, yet they do appear on the test. Does anyone know of any good online resources that explain these topics in detail? I don't have access to a bookstore so I can't go that route 

















