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
2 e2 Y% Y/ C$ Dtvb now,tvbnow,bttvb& D% I8 }6 Y. M( K# k6 g$ }
is it b??

roymak82

thanks

iii222

I think is C.
/ h0 z4 m8 s' {5 {* \& |# j/ Fwww2.tvboxnow.com
8 j- G4 C4 `- L% C5 `: ]- WSince A & B will have no way to know, and D did not know the answer.4 ~1 [9 I. u0 L* @) p5 f
www2.tvboxnow.com3 V# w7 r) f+ w; Y. ]3 `
This is a tough question for grade 1.  - e+ f, A, d7 g5 _& N$ ]1 r
公仔箱論壇. {" ]3 C' B7 S3 G1 {
I most likely cannot answer it within 5 minutes when I was that young.
" a; e: a  r, \8 R  N- e) Q9 e  Utvb now,tvbnow,bttvb+ v  u! Q0 f5 R5 {5 @& O* N  C4 t
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" ^_^www2.tvboxnow.com0 S# b7 o! v5 i" [. g

% U% s/ h$ O- H0 P2 t1 n' mtvb now,tvbnow,bttvb偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則