take out 10 balls and 5 in each side
3 m8 z# J! A3 l" D6 Qwww2.tvboxnow.comif 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.
+ }4 Q4 G; c8 `: I& s, Qtvb now,tvbnow,bttvb
& ]7 Z. O" B9 M5 `, |2 M" d0 gtvb 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.www2.tvboxnow.com- P! x9 n8 f! H s& l6 I. l# ^8 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.
2 ]8 o; @* i0 K/ D# F# E) \" K: g1 Lwww2.tvboxnow.com公仔箱論壇( _) \+ a! e# r6 U5 m
used less then 1 min to find out the answer.... |