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,bttvb8 i2 {$ Q" b% m2 Q% X4 G

" o+ H, s3 j- uis it b??

roymak82

thanks

iii222

I think is C.
# e% e9 e0 v+ ^5 }: Q5 JTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。
( e4 N3 T$ B1 }% n# xSince A & B will have no way to know, and D did not know the answer.
/ E/ q0 p: U& f' ?5.39.217.76
* R# ?7 X, U$ j) |This is a tough question for grade 1.  
7 l) T! \3 C* {公仔箱論壇
* e* K: U7 o2 F" E+ m- @- t9 S8 UI most likely cannot answer it within 5 minutes when I was that young.
  A; y% z5 U# L5.39.217.76
, `. F* M  [  Q& ?+ A5.39.217.76Wow, 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" ^_^
4 W9 Q% W+ H! T+ W' ftvb now,tvbnow,bttvb4 z* I9 t! M; ?" `* y4 \$ ]" ]
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則