take out 10 balls and 5 in each side
i. ^7 X3 g8 x! V4 |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.公仔箱論壇. g1 e3 c9 Q6 b. V8 T! N; T0 r
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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.
, l& T( n" E7 G( q' Owww3.tvboxnow.comif 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.
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