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
$ o; J9 G7 N2 I, ~% a8 t公仔箱論壇
; O% b. f1 G8 W$ ^4 W: H公仔箱論壇is it b??

roymak82

thanks

iii222

I think is C.6 J# m/ A, R) u% N( B
tvb now,tvbnow,bttvb# U% P4 I- @- Q( k! i* G! K
Since A & B will have no way to know, and D did not know the answer.
3 M- R) j- T! a. Y4 Q, J
0 Q9 T+ \) W, d6 {5.39.217.77:8898This is a tough question for grade 1.  
. s& k% W- N/ a& q& n, Q) I$ B公仔箱論壇
- V& e* t( _' ^: `9 y  X/ M1 etvb now,tvbnow,bttvbI most likely cannot answer it within 5 minutes when I was that young.公仔箱論壇* |& E" o5 k9 r  ~" G3 i% J$ h" \
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 s; G5 o) B9 w+ F
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" ^_^
( M4 `  L. Q2 F, ttvb now,tvbnow,bttvb0 M: T9 z/ R2 Y+ T
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則