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
7 M" i' M4 K( X5 A) B* fTVBNOW 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。, I0 _' y" Z! e! w
is it b??

roymak82

thanks

iii222

I think is C.7 [, Q& G& M. @* x

: [  Y0 I# P5 H2 l8 i' K- {' Z公仔箱論壇Since A & B will have no way to know, and D did not know the answer.: t; y2 M' k% H% }0 U. A

$ F/ \' T5 B1 Y( ?3 M+ _* j% [This is a tough question for grade 1.  
5 R% Y: ~; ~8 v! ?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。
" p; ]1 ]- d" e6 V0 f2 F5.39.217.76I most likely cannot answer it within 5 minutes when I was that young.
( w+ \3 J- M, o7 b5 ?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。
# I- `6 C" t' b$ _- \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" ^_^# C# y  g% G0 I6 ^1 ]

- B7 i4 i/ |3 s/ N3 N1 m5.39.217.76偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則