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 tvb now,tvbnow,bttvb% a4 I1 A+ `+ h0 y: ~/ ]

1 \, o2 ^" H/ wTVBNOW 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。is it b??

roymak82

thanks

iii222

I think is C.公仔箱論壇/ }6 c0 e9 \( b- q# j
$ D/ c, t2 W0 C! v/ l8 C( `& ~
Since A & B will have no way to know, and D did not know the answer.
; h) [3 ?) C  m% @
1 V+ F5 @  ?  `9 Y9 f; Stvb now,tvbnow,bttvbThis is a tough question for grade 1.  5.39.217.77, d6 ^* u- {5 y9 w2 M. f! ]

- h6 S4 c5 r3 cI most likely cannot answer it within 5 minutes when I was that young.
6 X2 y* L8 k5 h$ p: @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。3 n0 _: w/ z& J
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" ^_^4 y& [! U* s% P

9 q7 G( d1 C# M) Xtvb now,tvbnow,bttvb偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則