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 tvb now,tvbnow,bttvb6 z. G$ E( R4 [9 j! T& k" l3 B

+ X5 G' Z% G$ C& s% c: q' Q& yis it b??

roymak82

thanks

iii222

I think is C.tvb now,tvbnow,bttvb4 I' M! V/ w, E& D

! {! d+ x. f0 b* r, G. a5.39.217.77:8898Since A & B will have no way to know, and D did not know the answer.- @+ w9 B* H5 Q% D7 K

( i4 S/ ~: U( v; [/ J; m' utvb now,tvbnow,bttvbThis is a tough question for grade 1.  
! `5 H  T" m8 O; x5 i& J5.39.217.77:88989 }; I# F. ?* z( B$ T' C! h
I most likely cannot answer it within 5 minutes when I was that young.
! H3 N# \4 ~$ z* F# e2 j8 f. M公仔箱論壇. W$ u. U- {0 H" ]0 z
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" ^_^
; Q% i0 D" z1 t8 H( ~4 t5.39.217.77:88987 Z0 G6 j& s: ^' a& I
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則