Divide the 12 balls into 4 groups of 3's.5.39.217.76, E$ J% b+ w7 r" |: ^
Weigh group 1 & 27 K H. i, g% _* c# g V
then weigh group 2 & 3
& W5 f: ` j6 P3 n/ k7 o5.39.217.76If the results are Equal & Equal, it means the ball with the different weight is in group 4.5.39.217.76" _0 e; c4 l8 _5 n! i7 U2 m
If the results are Equal & Unequal, it means the ball is in group 3.
/ B) r# k6 t8 g3 b4 GIf the results are Unequal & Equal, it means the ball is in group 1.( k" }9 V' l6 c$ y8 l5 W
If the results are Unequal & Unequal, it means the ball is in group 2.
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Once you determine the group that contains the ball.TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。2 {, P5 F9 |; \% [1 L; k, S0 }
Simply weigh two of the balls |