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 + l# B5 s3 Q* e. V5 I
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is it b??

roymak82

thanks

iii222

I think is C.1 @4 J) [; V" h  h8 h' b) U5 n
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。% j- D- M) e0 d) m3 e+ f
Since A & B will have no way to know, and D did not know the answer.! m( W; E! X: V+ |) ^/ K
tvb now,tvbnow,bttvb& s- l$ h5 w8 p  C
This is a tough question for grade 1.  
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I most likely cannot answer it within 5 minutes when I was that young.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 V, b  S' z  Z9 R6 x0 }
公仔箱論壇9 t  ]( T/ s) ^# c9 E3 R% g2 A
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" ^_^
! O1 r/ p$ q- g5 F3 etvb now,tvbnow,bttvb5.39.217.77:8898: t+ |% H6 o. L
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則