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 5.39.217.77:88985 C$ ?0 n- G) r7 d- ]

0 W% C8 p8 z6 ]# R5.39.217.77:8898is it b??

roymak82

thanks

iii222

I think is C.公仔箱論壇0 ]6 B( g3 ]1 c8 d
tvb now,tvbnow,bttvb+ \' H( Q+ H  @. j& x
Since A & B will have no way to know, and D did not know the answer.5.39.217.77:8898$ L' R6 W( N# S' S- d  y) q

4 I! y* P- r  A, L5.39.217.77:8898This is a tough question for grade 1.  . K2 V- l: }, ]+ Z
5.39.217.77:88987 C0 K6 v0 {" P) v" t& R- {, c
I most likely cannot answer it within 5 minutes when I was that young.
+ k  n* K! y5 m: ^" H6 F公仔箱論壇公仔箱論壇1 f" {& ]0 w" H
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" ^_^5.39.217.77:88982 k" I, `) O) n  @5 g' k3 H( b

  Q' s) t" t2 C8 L* ~偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則