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
- f# Y2 r+ C! T公仔箱論壇9 N4 B' R2 U' ?2 M
is it b??

roymak82

thanks

iii222

I think is C.5.39.217.76, t0 Y9 Y  I+ n( G7 N* K
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Since A & B will have no way to know, and D did not know the answer.
, _0 H( c. N6 K0 B' ]$ v9 b, L
( Z9 `- c- L5 }% U- t3 \This is a tough question for grade 1.  
' \" e1 \$ D' [/ O4 ?公仔箱論壇: |. m. ]8 O' H$ ^0 ^
I most likely cannot answer it within 5 minutes when I was that young.
  S( i- s* G4 e, bTVBNOW 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。tvb now,tvbnow,bttvb, R8 A8 j: T2 u, N2 t6 E
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" ^_^公仔箱論壇/ `- _! r. ]$ c& ^- P! O
tvb now,tvbnow,bttvb1 T) \3 i9 v4 }8 k
偵探型的數學題目 ^^

man0223

thanks for sharing

oftenpie

看不太懂規則