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
' U+ K1 P( N" {+ e! x) MTVBNOW 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。
" S1 J2 U( L  K, {. 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。is it b??

roymak82

thanks

iii222

I think is C.
$ Q/ E# s0 J* M5.39.217.772 ~# R1 \3 [. h. G' t
Since A & B will have no way to know, and D did not know the answer.tvb now,tvbnow,bttvb2 [/ v( x, _* R, j
5.39.217.77' u8 T% |1 J; Q! M: |
This is a tough question for grade 1.  tvb now,tvbnow,bttvb2 F: Z/ I" o/ S7 [' k  q* y
: X( M3 Z# n1 G
I most likely cannot answer it within 5 minutes when I was that young.
+ [1 J/ S1 F) V; N# x, ~2 m0 j! {tvb now,tvbnow,bttvb
7 B- D( H4 O" J+ B6 \$ UWow, 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" ^_^) @9 u& ~/ P0 `( E0 P& S
5.39.217.775 v9 ^& f8 C! l  o( D
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則