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 公仔箱論壇" f1 H1 K# n# r: u' o$ Y/ ^

4 P( P* \( u( c$ p+ J, lis it b??

roymak82

thanks

iii222

I think is C.
  J+ q: C$ r" d% m+ }8 e1 }公仔箱論壇# R8 P' k. n* o" v& {) ^+ s4 ]' z
Since A & B will have no way to know, and D did not know the answer.
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' R2 A& _6 z9 x' V# p" l5.39.217.77:8898This is a tough question for grade 1.  5.39.217.77:88982 R7 ~+ e5 v8 ]- M4 Q0 U) q

; h' x7 k) N' e$ B& Y" Htvb now,tvbnow,bttvbI most likely cannot answer it within 5 minutes when I was that young.
% F, p( _* t4 J  u5.39.217.77:8898
" w7 F' W, z0 ~' @# W' `5 c5.39.217.77:8898Wow, 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" ^_^
7 Y6 e0 ]) Q% @& j5 j* u* Stvb now,tvbnow,bttvb
7 r7 M, U: G$ Q偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則