1st trial - put 6 balls at each side .. take out the lighter 6 balls
8 N2 ^/ P+ E3 k& x& Itvb now,tvbnow,bttvb2nd trial - put the heavier 6 balls by 3 balls at each side: o$ T* s, |& M" Z. j% u! g/ }
lastly, take out the lighter 3 balls.... now left 3 balls..
' V' R" `# k# Z. X& X: s: u5.39.217.77:88983rd trial - put 1 ball on each side, left 1 ball on table. if both sides balance, the ball on table is the heaviest. if one side on the scale is heavier then it is the heaviest... |