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 公仔箱論壇% t+ c# x, Y  Y( n4 p8 Z6 f+ M2 K
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。! J$ W4 U. h" E3 ~! H6 _
is it b??

roymak82

thanks

iii222

I think is C.
8 D( k, [- n$ x* |: g+ a! O公仔箱論壇公仔箱論壇! F4 ]) ~, L& F$ I, [) T, D
Since A & B will have no way to know, and D did not know the answer.公仔箱論壇3 b! w7 Y4 m- O+ H  i
5.39.217.76" ]% S) {6 I3 j5 D6 p- c6 F
This is a tough question for grade 1.  
2 x9 R: q- V$ ]8 X
- e, _+ a: f9 n# O6 T2 Itvb now,tvbnow,bttvbI most likely cannot answer it within 5 minutes when I was that young.
- v5 {; S# s8 I. ATVBNOW 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。
8 `' f4 [/ }+ X1 ~+ QWow, 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" ^_^
1 B: C: W& I0 S$ ?# @5 U: m6 f2 g" `9 j& |- \! {
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則