cause like it's so important 1 k0 |; G y& ?: zmath 20's just crap 2 F6 }! r6 X$ |30's ok, I got 989 Q, w( h, s' } l( D% R2 X3 R
however I learned in China before. / b# M; f- j# S: y" a* Nclass average's like 72 something.3 |: E8 p- d% b6 ]1 h. M- W
and u really need good mark for calculus (math 31)if u wanna take that