Divide the 12 balls into 4 groups of 3's.& w* k& u, E8 A. _ Y2 j
Weigh group 1 & 2" S" M k7 p7 f* V
then weigh group 2 & 30 r. ^' C% N) t$ l O0 v& v
If the results are Equal & Equal, it means the ball with the different weight is in group 4.tvboxnow.com7 w! B- [ l0 e5 \
If the results are Equal & Unequal, it means the ball is in group 3.公仔箱論壇+ {4 Z* l8 i, T. \! D; F8 a
If the results are Unequal & Equal, it means the ball is in group 1.tvboxnow.com {+ } Q3 \$ u% _* ~2 |, ?1 `
If the results are Unequal & Unequal, it means the ball is in group 2.tvboxnow.com' q: x9 y6 W" }1 ^ o
) T; w8 w, @4 f) h* b7 D6 JTVBNOW 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。Once you determine the group that contains the ball. 4 H( ?4 E/ y. y4 _* gtvb now,tvbnow,bttvbSimply weigh two of the balls