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 d8 ~8 y% Q; m9 {1 Q) Y

7 y! l' d: G4 e3 Q' ]; i: `) c公仔箱論壇is it b??

roymak82

thanks

iii222

I think is C.8 i( I% L- H8 u- c0 h; D0 \$ a4 U

: l- J8 t* N( p# h9 i9 z  WSince A & B will have no way to know, and D did not know the answer.公仔箱論壇9 Z" n+ m+ [, ^: [8 [/ |4 l3 Y# Q; Y

3 ?5 G& _. u+ n( ?! {. U* r公仔箱論壇This is a tough question for grade 1.  
+ q5 F, J6 A/ L' r+ [1 yTVBNOW 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。
4 Z- p. `! U8 j) H) K% w9 ^公仔箱論壇I most likely cannot answer it within 5 minutes when I was that young.
% W6 I# g! F+ k! x5.39.217.76
% ^6 O' O( x) c" H9 I5.39.217.76Wow, 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" ^_^tvb now,tvbnow,bttvb' U  t6 w9 b' g
1 G; q. U7 _' R, X. l- J
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則