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8 e5 }2 C9 O; M
tvb now,tvbnow,bttvb" Q8 e  p4 b* `; r6 A
is it b??

roymak82

thanks

iii222

I think is C.
) t. p5 N& t5 Y" I. u( ], S
- q1 y+ `5 j& O% _tvb now,tvbnow,bttvbSince A & B will have no way to know, and D did not know the answer.
+ u  r2 c+ A2 z9 M, G" ^" A5.39.217.77:8898; l! K, _7 X# T9 y8 q7 Y- n
This is a tough question for grade 1.  
$ G4 B+ P( p# a. x  v2 o* W  u5.39.217.77:8898
. J+ i. g" ?  s1 z8 W1 y  atvb now,tvbnow,bttvbI most likely cannot answer it within 5 minutes when I was that young.+ C6 C. l7 U! y- Y  g. Z2 M

3 F1 t4 y2 {0 w" g9 s公仔箱論壇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 ~, F- ~2 a4 P8 t( Y. y* y

$ M/ k: d, v9 z+ Y  j( }0 ]* T( ~公仔箱論壇偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則