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 tvboxnow.com3 q  p2 |: k7 o
TVBNOW 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。5 Y; {3 ~: g4 A  P) {% x
is it b??

roymak82

thanks

iii222

I think is C.
( R) }% T. x7 b/ r: G. {5 t! Z2 m' }tvboxnow.comtvboxnow.com  y  m! ]9 ]5 a- b. \% b8 z# C
Since A & B will have no way to know, and D did not know the answer.# Q$ n" {0 ]7 u# y; z- J

/ n8 ?. w6 X1 P& UTVBNOW 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。This is a tough question for grade 1.  & x* ?$ i6 z# J: u7 T3 E

1 D* ?3 b( C, l5 d' O& SI most likely cannot answer it within 5 minutes when I was that young.
7 j* q+ G- ?7 c0 ]1 q
+ F, |& e  |) x: H4 V' J: }( p* }tvboxnow.comWow, 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 P! U2 u# Y$ N# T  a1 {tvb now,tvbnow,bttvb, u) y, [# E5 J* t. l
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則