Hi, gud morning.. ,
First of all.. Relax, and dont be tensed..,
You can check the starting pages of study material, you can get the weightage for each topic, or check the page no. 7 to 15 of below attached file, You can get an idea, which topic is more imp.,
for notes.. this link may help you..
/forum/details.asp?mod_id=187070
dont worry, Enjoy studies.., All the very best to you..:)