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
. O7 I: ]4 [7 a! F7 j: Ntvb now,tvbnow,bttvbTVBNOW 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。* s0 P9 x. h: i/ z7 A
is it b??

roymak82

thanks

iii222

I think is C.
1 f& z0 B) ~8 y. Z! g4 R公仔箱論壇tvb now,tvbnow,bttvb/ e$ I4 X/ Z# X3 Q! B( a$ }) B, I
Since A & B will have no way to know, and D did not know the answer.8 m1 o8 Y6 L) m' O1 L  n5 w8 T$ d

9 q- z# G' s* N3 M* }This is a tough question for grade 1.  
+ C& _+ H- D: I) W$ z4 ]www1.tvboxnow.com5 o! V* `) Z5 s
I most likely cannot answer it within 5 minutes when I was that young.
0 \! n2 g. N% i6 g& k+ b6 E5 `
# `8 J1 Y+ S% O! P- p$ o# UWow, 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" ^_^公仔箱論壇8 n' F( Y2 Y1 k7 U; d! g& k8 {. n

# R5 K' [5 A: t+ S+ C& }公仔箱論壇偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則