Oh my, we have our first Dep Exam in Math this evening! I forgot it totally! What's the best way to cram??

Well I was sick last Monday, which was supposed to be the last meeting...And I actually thought that the departmental exam for our Math 11 - College Algebra would still be on the next week!! Ooff, but I remembered it wrong!! I just discovered this morning from a clmate in Math 11 that our exam is in fact due this evening!! Oh my dear Lord, please help me!! Now I have no choice but to cram to the max... Help me, please... =((( I've had a couple of problems before and I know, I should've known this far better!! But I haven't...and sorry.. And now, I need your help people.. WHAT COULD BE THE BEST WAY FOR ME TO CRAM FOR OUR MATH EXAM TONIGHT??? It's like 9am here... HEEEEEEEEEEEELLLLPPPPPP =[[[[[[[[[[[[[