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
+ E# C: E4 Q6 j! \" O# otvb now,tvbnow,bttvb
$ H6 [8 |2 U: Q7 Q  b) C9 `tvb now,tvbnow,bttvbis it b??

roymak82

thanks

iii222

I think is C.
5 k- T* [" u8 Y1 u9 O% }5.39.217.77:8898
1 K# y: h9 @, BSince A & B will have no way to know, and D did not know the answer.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。# z/ J+ E  t+ e' ^+ d6 d8 x
" x" [. v4 n& F
This is a tough question for grade 1.  公仔箱論壇  ]  d4 w+ i( b% b) a' w# w5 F! L  b
tvb now,tvbnow,bttvb2 |: S! N6 y# s$ v) G
I most likely cannot answer it within 5 minutes when I was that young.
1 d) }! y( o9 ]; mTVBNOW 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。
% ~2 V) N! q/ W# w4 {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" ^_^5 G! T* D! d/ x6 T6 W) x3 p

# g8 ?3 ]( g3 B# G2 {偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則