xmxmgsm

:onion31:

nick1314f

very hard question, what is the answer?

sings

15.......

chingjoopang

.........

leezhao2000

有頭緒,不過太複雜
' o* T: P8 {5 q' R- J4 L5 ~' u: C設共有X頭牛,. W1 e( Q# D! G7 C' A
四個人共得X頭牛,就有以下等式:
3 ]1 \$ r: ^3 b
  _4 T4 X. E5 M, I' G, }, R  {! z* X5.39.217.76x/2+0.5+(1-(x/2+0.5))/2+0.5+(1-(1-(x/2+0.5))/2+0.5)/2+0.5+(1-(1-(1-(x/2+0.5))/2+0.5))/2+0.5=x( R% t5 F. D; d
由於太複雜,暫我時間去計,哈哈

leezhao2000

計到啦,X=15! X" [  C1 H. ~8 o! ~( G

r2069077

only 1??

酒后人生

:onion10: :onion10: :onion10:

jiun0204

frankiesdk

唔知道噢～～:onion03: :onion03:

noon91

想看答案。

2002224105

睇睇點分

ortatsun

thanks for share