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 8 D" {% @7 T. U2 t! O' H4 E
8 `% v- m8 a  T/ ?
is it b??

roymak82

thanks

iii222

I think is C.
4 S8 T6 N" M' b1 ^1 \' J8 Ntvb now,tvbnow,bttvb4 G2 E  @4 O# z. e: `
Since A & B will have no way to know, and D did not know the answer.
% q9 z" ~8 M: T0 S5 a) G5.39.217.77:8898
1 ^* S- V, A5 |tvb now,tvbnow,bttvbThis is a tough question for grade 1.  
* `7 ?+ N4 H+ |2 Ptvb now,tvbnow,bttvb5 L! V* v2 p4 z: S, [$ b% P
I most likely cannot answer it within 5 minutes when I was that young.) G; a0 \* V! U( \/ v

" e5 ~2 H6 m; G! S% @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" ^_^
( D4 z+ a' Z, J* ~8 g1 \6 fTVBNOW 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。5.39.217.77:8898! u! T9 R* E. E' P/ g/ _8 x
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則