howardc888

Answer is C.  Many people already explained it.  :)

susu_nel

D应该先答对。D可以看见B,C是什么颜色，他就会有1/2机会答对

我是步惊云

interesting questions

kammandang

1# wasimasterQ   q/ s, m! G* D' V6 ~2 C: R
& \3 j' r# Z; t
is it b??

roymak82

thanks

iii222

I think is C.
$ v) }; R! |5 u  C# t$ rtvb now,tvbnow,bttvb公仔箱論壇  p# S9 h$ n( F3 w5 E
Since A & B will have no way to know, and D did not know the answer." H+ u& I- T! _+ H  O- P( D. G) v+ j

+ \0 h  F1 c" m; ]) J( }This is a tough question for grade 1.  5.39.217.762 T( M# v; K! j1 w

' V- Z/ }. R% @" h$ j5.39.217.76I most likely cannot answer it within 5 minutes when I was that young./ U3 y6 ?1 Y5 r
TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。8 k) @9 Y& f$ b8 F
Wow, really enjoy this question.  Thank you for sharing.

mirrorabc

Thanks for sharing

GN2160659

thanks for sharing

greenland

answer pls...

wa929

thanks for good question

edwin_8888

thank for sharing

24456430

看不到图片，做不了题目

shijin

總覺得這類型的題目 都是在考驗"邏輯思考" ^_^公仔箱論壇4 G) E, A9 C6 u7 T

3 H3 o6 S/ q( g8 p( d8 T" [偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則