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
7 }5 L4 M9 z) d$ b. L/ n! ltvb now,tvbnow,bttvb" \% g3 h' Q% q# F3 a9 O
is it b??

roymak82

thanks

iii222

I think is C.公仔箱論壇8 ~+ f. P7 N) t, j8 L
, R# X7 t0 r1 Y/ A2 c- h3 z
Since A & B will have no way to know, and D did not know the answer.tvb now,tvbnow,bttvb( c& [3 c/ W$ t$ H9 h
公仔箱論壇4 m& ?* M% N& U/ d$ H
This is a tough question for grade 1.  ( y1 R# M% X, L
5.39.217.77:88989 x1 l: s5 Y8 x/ w* y0 b5 x
I most likely cannot answer it within 5 minutes when I was that young.
) }$ `* p8 M8 J0 k, ?8 \1 N  Z; t  n1 W! d5 P( |
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" ^_^
( _( E! |% z0 h( K6 j8 U! i公仔箱論壇8 C! q# W" F, Q. B/ t
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則