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 , b' H3 j8 H2 C% b  e. v0 m9 c2 ~
5.39.217.778 E$ H3 m2 T6 j, Q
is it b??

roymak82

thanks

iii222

I think is C.tvb now,tvbnow,bttvb. t& d7 P9 \2 I3 A

" m, |2 U4 }" ySince A & B will have no way to know, and D did not know the answer.
7 ^8 J1 b8 R, o1 J1 Y5 j% E
1 N4 m9 T' V- l* r: ?This is a tough question for grade 1.  
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I most likely cannot answer it within 5 minutes when I was that young.
$ O6 w# O1 V! ^$ q) K9 g4 H/ KTVBNOW 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。公仔箱論壇* k( }7 g0 M$ @: n7 _
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" ^_^
9 _3 s: L) `% ?公仔箱論壇" N! V# i( O4 \( v/ E# ]
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則