awtvb

let me try !

richardwlyip

First separate them into 2 piles and then take the heavier pile and sepate them into another 2 piles ,then take out the heavier piles and weigh any 2 of them.  If the balanc is balanced the the remaining one will be the heavier ball, an if the balance is not balanced then you know which one is the heavier.

kitman

liyg iujhn; ioug iygpiy gogiug hpo

Stressfree

1   weight 6 ping pongs with another 6 ping pongs. see which side is heavier
  h2 i1 m' t) z/ t4 d* [% B4 t公仔箱論壇2   spilt the heavier side ping pongs in half and weight against each other
+ I# |5 P' }) X3   weiht either ping pongs one on one then you will know which is the heavy one.

Song小棋子

difficult

mandy19

i think too!!

vannc

hmmmmmmmmmmmmmm

cid2000

thank you

jackiesin

what the question?

alantam

not bad...
, M' X6 Z8 P$ M公仔箱論壇thanks.

whtang2

very good iq question

gingankl

thank you

lazerayaya

6-6 3-3 1-1

andetoho

夠竟係點樣

kukumalu570

thanks