take out 10 balls and 5 in each side5.39.217.77:88989 F: c/ b. F7 Y8 U1 C% X( o7 c
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.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。/ J4 P0 W5 E+ X m7 @: @
& H; d& Q/ z/ btvb now,tvbnow,bttvbif 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.5.39.217.77:8898; @9 p( ^7 Z4 u& l4 Q
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.
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/ P/ e J, M" l5 b$ B% I; f8 xused less then 1 min to find out the answer.... |