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 www2.tvboxnow.com3 N4 t. f9 h1 V- ?
tvb now,tvbnow,bttvb8 Z3 o( ~+ T: N, r6 [& [
is it b??

roymak82

thanks

iii222

I think is C.
/ i, a$ V# y% Y% C8 y7 u! O6 e# ]. ~" c
Since A & B will have no way to know, and D did not know the answer.
( Y! h- k: b1 O8 u' `tvb now,tvbnow,bttvb1 v8 [- G1 v6 s; P+ t
This is a tough question for grade 1.  
3 B0 T, s3 D! s  h( y4 m* [tvb now,tvbnow,bttvb0 n# q$ k6 G$ }. f8 x1 M8 c6 m
I most likely cannot answer it within 5 minutes when I was that young.
2 }+ I  J& z* V- `+ h8 KTVBNOW 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。
3 _- Y6 h( A+ `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" ^_^tvb now,tvbnow,bttvb5 [+ v. ~3 j, T' |9 \

& S* M& i- X5 ZTVBNOW 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。偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則