who can't figure out??????it's just basic math, primary school kid should already know it [-X
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; Y; k9 o) Q9 H: o$ f8 ^9 I3 D1st: 6 vs 6, find out which side is heavier
- E) y4 c% a/ o* e, A& b6 Htvb now,tvbnow,bttvb2nd: from the heavy side, 3 vs 3, find out which side is heavierwww3.tvboxnow.com1 g' L# N/ w! e5 O& F
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 |