a class total gt 48 ppl. z* ?' d" d) _" _/ v. H9 XTVBNOW 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。6 ppl din join any club公仔箱論壇/ }1 K, I$ p9 o: ~) _* P& M: u9 `& q
1/4 of the student in de clas join badminton club n computer club. 5 \+ Z6 i. [/ R7 t. w: T% r5.39.217.77:8898the number of badminton club member which is not computer club member is 2 times de member of computer club.公仔箱論壇( O' Z* f; U6 I: q6 h
how many ppl in de clas join badminton club???
28 students are badminton club members only. : p7 C4 a8 c. d " q# R; S% ]0 J2 students are in computer club only.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。6 K0 L- l: S3 g# g3 ^7 ]; R+ g3 O* Y
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。- V/ |' M* b5 g: ?9 N n1 @
12 students are in both badminton and computer club. $ b% s" @7 D* F3 K/ o8 q5.39.217.77:8898tvb now,tvbnow,bttvb3 X8 t: A. I) c( n& b( E
therefore 28+2+12+6=48
發表於 2007-9-11 08:17 PM
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