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% z- Q+ K' ^8 e! ?6 Awww3.tvboxnow.com
4 a# C: y% P2 j& P( W1 e% F% X% n公仔箱論壇is it b??

roymak82

thanks

iii222

I think is C.tvb now,tvbnow,bttvb4 f4 K2 O& o' F) M3 r! h4 ~: N+ ~8 L

  R$ a5 {1 F* w# x/ K: U# PSince A & B will have no way to know, and D did not know the answer.
' S5 Z2 R% [/ N, w: |9 y公仔箱論壇
- H$ w8 q# B% u8 X, k9 R9 Iwww3.tvboxnow.comThis is a tough question for grade 1.  
. V6 d! ^0 [  g# B4 {
! P6 R6 N" ?, @0 {# |5 JI 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。. H# _) S+ G4 T6 T/ N

4 F! S# a  r1 _8 kWow, 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" ^_^
6 W# v& s& \; ^公仔箱論壇公仔箱論壇' a- i2 \! {* K# g
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則