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
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roymak82

thanks

iii222

I think is C.
7 h" ?' z+ z% ]( b* ^公仔箱論壇
) `7 p& M9 e. d8 w; oSince A & B will have no way to know, and D did not know the answer.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 {  }8 c' h* d) w/ u. ]
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。6 J; ?' e( C! n1 {& n
This is a tough question for grade 1.  tvboxnow.com) G; o0 S  Z7 _8 A$ G# R
公仔箱論壇, K+ l9 o$ C, m* _* U' E) ^2 D* D( [2 @" a
I most likely cannot answer it within 5 minutes when I was that young.tvboxnow.com+ A$ g/ }2 m( [
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。$ k; [/ F4 h  X7 q: v) C3 a2 c
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" ^_^
( e" }8 q! l% ]7 B公仔箱論壇! U5 L. t6 {/ d+ c; h" [
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則