1st trial - put 6 balls at each side .. take out the lighter 6 balls
# p* j# j( i) I$ i W1 }3 Vtvb now,tvbnow,bttvb2nd trial - put the heavier 6 balls by 3 balls at each side
5 r4 \# E* z, w& ? _$ c' H3 Llastly, take out the lighter 3 balls.... now left 3 balls..
& P* s" j t0 D# Q2 ?# ytvb now,tvbnow,bttvb3rd 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... |