cause like it's so important _0 D4 T4 K; R2 ~/ I0 ^
math 20's just crap & D1 ]: d9 s' `) u% z
30's ok, I got 98* Q$ B# T3 \9 J. T% e9 L
however I learned in China before., x( N# A( A" u2 l
class average's like 72 something. ! g p8 \2 j D3 Land u really need good mark for calculus (math 31)if u wanna take that