take out 10 balls and 5 in each side
6 a# F) S; p5 u6 O! Fif both side balance mean the other 2 balls one of them must be the heavy one then just take them to weight will find out which one is heavier.公仔箱論壇% N) D* Y) n* o
, O4 z+ ]- S+ Z$ E# M, ]; d
if the heavy ball is inside the 10 balls, take out 4 balls from the heavier side which had 5 balls to weight 2 balls in each side.4 s" N8 ~; y/ A
if both side balance, which mean the one left is heavy one if not, just take the heavier side to weight will find out which one is the heaviest one.
" h: t! e! G# w9 vTVBNOW 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。tvb now,tvbnow,bttvb" r6 h9 g$ a' e$ T$ m
used less then 1 min to find out the answer.... |
發表於 2007-12-31 05:47 AM
| 
發表於 2008-1-1 08:48 AM
| 
