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
4 j+ ]% S* u$ F/ h/ j+ j/ a/ ATVBNOW 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。5.39.217.77:88988 v* W9 L$ T3 m% I- b3 z( _4 `  t0 ^
is it b??

roymak82

thanks

iii222

I think is C.
) S) U8 l- W( T/ c0 b# n/ ptvb now,tvbnow,bttvbTVBNOW 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。/ P6 }$ K1 ~; n7 t& T3 g9 X
Since A & B will have no way to know, and D did not know the answer.
( _% m- W3 S! W
- `/ x( Z) s# c5 Ntvb now,tvbnow,bttvbThis is a tough question for grade 1.  ) @; w2 q4 D' m( i
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I most likely cannot answer it within 5 minutes when I was that young.6 o8 }8 W$ m" ?
8 j+ h# [' o! X
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  u7 G; g: T3 f; ?' J) e

; x) Y6 e+ G9 {偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則