Figure out a "warm up routine" to get you to the state of accuracy that you are in which enables you to hit the 170 during BR - it might mean some drills, it might mean reviewing old tests.
I was a Political Science major. I think it depends what state you want to work in. I know California requires a paralegal certification/class, but in DC i was able to get the job with just a BA.
*Disclaimer* this is not last minute studying... I have taken a prep course in another state however I lost my study group when I moved to OC. Looking for someone who is already familiar with the fundamentals of the test