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
) R/ N3 i- l, E5.39.217.76
5 S; b6 K6 @8 [& a3 N* V7 mis it b??

roymak82

thanks

iii222

I think is C.tvb now,tvbnow,bttvb# v5 o+ |" V; ?

% g* C+ S0 P, f公仔箱論壇Since A & B will have no way to know, and D did not know the answer.
% `" ^4 ^1 |# [- L2 wtvb now,tvbnow,bttvb
3 W! G0 P( l9 ?4 Otvb now,tvbnow,bttvbThis is a tough question for grade 1.  5.39.217.76' \2 C$ E3 n" M- U# I! Q& C. T
公仔箱論壇% i0 I+ O1 k; Z- v- l; l& w
I 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。& p. ~* G; E2 M7 I

! Z9 K4 ~; x; H4 ?8 ~公仔箱論壇Wow, 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" ^_^5.39.217.76" a% J; z2 R6 k" N! ~% y

, p" s) G) w$ f, Z: o5 ~偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則