take out 10 balls and 5 in each side' \1 o, P: l1 B9 j" Q( t
if 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.' C7 A# v% U/ g
# h+ E, o+ d, L2 S n
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.tvb now,tvbnow,bttvb0 H3 E1 A' F% M% F' 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.+ l- I: i% }6 Y0 R
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。& Z L3 \9 l. E
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
| 
