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 5.39.217.77:8898# {! \4 f* e; _. A6 n
% v, \, w6 J2 d* }5 l0 n' k4 P
is it b??

roymak82

thanks

iii222

I think is C.
0 o, A1 W# g' \' |8 q公仔箱論壇1 C  k6 `+ d! o, T
Since A & B will have no way to know, and D did not know the answer.1 Z' p7 u7 J6 |1 Q5 l* @9 Z

! f1 U# B0 w0 x5 l3 A0 c/ W5.39.217.77:8898This is a tough question for grade 1.  
. H( V. H' D: P, Y, I5.39.217.77:8898
7 x; X6 Y8 W  T, D- ?I most likely cannot answer it within 5 minutes when I was that young.
1 U; q. ]/ }& j7 U2 V4 y
/ h4 W/ R- y# B7 x' TWow, 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" ^_^5.39.217.77:8898+ X/ r+ G' W2 ?# I8 Q" p& m6 M6 p

2 W6 @- S3 _; f' i+ [$ q7 \2 V公仔箱論壇偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則