jackynai

:-O
0 y3 w% R1 [, z2 Z4 ]. x7 j8 _7 V% ctvb now,tvbnow,bttvb不明白

spicy

这个好像应该是13个球吧

vic813

智力很高

martianxhk

THZ

foreveryyc

11111111111111111111

erictanml

not easy

chiu0000

Thx

forchi

i noe!!1

davidnew

这个是初中滴物理题吧

gaopin

看答案是什么

jen198053

who can't figure out??????it's just basic math, primary school kid should already know it [-X
0 [) S  b, M* @: P6 ~! y5 G" o6 G
1st: 6 vs 6, find out which side is heavier
) w. d$ `% L8 u7 v0 j% i1 {2 H& v5.39.217.77:88982nd: from the heavy side, 3 vs 3,  find out which side is heavier
" K$ t4 \5 C; Y) }公仔箱論壇3rd: choose 2 out of 3 from the heavier side, if they weight the same, the 1 left is the one, if not, u can see it right away the heavier ball is on the 天秤

waterfill

看看答案

hugeman

咁簡單 ?

mokkie

................

lux1261

不知輕重, 還是看看吧