cause like it's so important * K" x( F5 \# b0 V
math 20's just crap 7 W+ y, y+ _4 o) @ L( v0 b
30's ok, I got 981 X( {8 ^: v# f+ f+ K
however I learned in China before. * K* h& U: z6 Y8 }# Dclass average's like 72 something.; ?+ c! ^2 c- `. L
and u really need good mark for calculus (math 31)if u wanna take that