Divide the 12 balls into 4 groups of 3's. - r$ J. l9 A! |- I5 n8 P, fWeigh group 1 & 22 E0 K w/ _8 s3 @- t
then weigh group 2 & 3 7 T2 I/ T. R6 S+ Z C9 ?7 SIf the results are Equal & Equal, it means the ball with the different weight is in group 4. % Y% P3 [/ `& t. e/ g8 \If the results are Equal & Unequal, it means the ball is in group 3. % X/ G# o/ r9 N) x$ n4 s/ @os.tvboxnow.comIf the results are Unequal & Equal, it means the ball is in group 1.7 Q5 j8 g- r: f* o- T- c6 g
If the results are Unequal & Unequal, it means the ball is in group 2. ' g9 f, h3 u3 W1 q1 S8 xTVBNOW 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。 }8 Y' b3 k- {! V1 x; q; ?/ ~- l ]公仔箱論壇Once you determine the group that contains the ball.os.tvboxnow.com$ q( \# {1 Y1 g+ x
Simply weigh two of the balls