who can't figure out??????it's just basic math, primary school kid should already know it [-X
" k3 m' j9 _; i9 u3 i9 H/ Eos.tvboxnow.com
1 n7 s' J# I4 [" W# y4 Qos.tvboxnow.com1st: 6 vs 6, find out which side is heavier
: p( s$ y- I1 m: S9 @5 f" Ztvb now,tvbnow,bttvb2nd: from the heavy side, 3 vs 3, find out which side is heavier
4 V Y: q$ {4 F5 Yos.tvboxnow.com3rd: 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 |