Helpppppppppppppppppp

<p>hey! this is important. I have my SAT II tomororw, im taking Math 2 c and Biology. The thing is ive been really busy with other things like school and such that i havnt even been able to touch math at all yet. ive taken math 2 c and studied for a bit and got a 640. I wanted some advice if i should change math 2 c tomorrow to math 1? plz plz respond asap</p>