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 / ?- |( @0 e6 s: q. P/ e- e9 v
tvb now,tvbnow,bttvb! W: D$ y* |7 [% l& ]
is it b??

roymak82

thanks

iii222

I think is C.公仔箱論壇; y* w- e. w( U# Z3 A; k. ~
5.39.217.770 H6 l3 ?1 K) J
Since 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。5 F' }% K6 v0 ]: {

6 I1 ^6 A9 _8 P9 Z: P% r9 UThis is a tough question for grade 1.  tvb now,tvbnow,bttvb* V1 Z& c, O, ~

2 {' K/ z' w6 W3 ~( l  oI 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。) E  Q" {5 `7 R, p% o$ g$ W6 r

+ T0 }5 r8 A& b8 k! I  V5.39.217.77Wow, 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" ^_^
7 r$ _( W% I. ftvb now,tvbnow,bttvb
! V- Z/ |% S, Q, V偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則