take out 10 balls and 5 in each side
$ S( Y# N2 k" I3 X+ qif 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.www1.tvboxnow.com6 g0 h% |, g/ X1 u5 [# _% O
) a, Q L9 B8 d; z
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,bttvb) |, P$ e2 N4 S! N# I
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.
# ?7 A, G& u$ n6 h5 {: r( i
4 f1 U9 }) c. T0 o/ Y: Rused 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
| 
