Divide the 12 balls into 4 groups of 3's.tvb now,tvbnow,bttvb; _: ?. Z# n5 @8 j
Weigh group 1 & 28 E8 A2 H4 o) S! B; U, ]
then weigh group 2 & 31 o7 O6 \3 t3 e3 P e: u
If the results are Equal & Equal, it means the ball with the different weight is in group 4. " _5 d. s- |. N3 Q4 S: FTVBNOW 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。If the results are Equal & Unequal, it means the ball is in group 3.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。3 l6 {( J3 m6 v5 F0 m8 l( U8 g
If the results are Unequal & Equal, it means the ball is in group 1. * Z. ]7 `3 |1 u3 j; pIf the results are Unequal & Unequal, it means the ball is in group 2. 6 a6 X" i0 C; a. Ros.tvboxnow.com公仔箱論壇5 F! @; v( {; U3 d
Once you determine the group that contains the ball.os.tvboxnow.com# `" j' d# m# e8 M8 I2 f9 }0 p$ _1 i
Simply weigh two of the balls