Just do 200 RC passages + questions, 250-300 CR's, and 2000 SC's. Once you get SC down you can do one question every 30 seconds, so in an hour you can do 100 or so..... you can do 2000 SC's in 2 weeks no problem.
Practise, practise, practise -- that's it! Then do lots of CATs before the exam (GMATPrep, PowerPrep), and get used to the timing. Then you'll be fine
The hardest part is concentrating on the verbal once you use up all your brain power on the quant
You can boost that <30V to a 40+ V no problem