a class total gt 48 ppl. 0 M3 P% d9 D9 B* A6 I+ wtvb now,tvbnow,bttvb6 ppl din join any club2 s* ]1 x5 Q# {- ^. {7 M
1/4 of the student in de clas join badminton club n computer club. + E( p ?) r( \5 mTVBNOW 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。the number of badminton club member which is not computer club member is 2 times de member of computer club. 2 t$ p9 x' _# V* Uhow many ppl in de clas join badminton club???
28 students are badminton club members only.& `! \, s9 J0 g- K7 c+ R( _6 F
1 L2 C! v8 a5 K2 D! d/ vTVBNOW 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。2 students are in computer club only.5.39.217.76 l) A. H M+ m+ O: G
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。0 ^) G4 z. M, X& U, |2 M3 Q: H
12 students are in both badminton and computer club. ( m2 Y6 e% F+ W2 A( v0 m 2 ^' V; C8 h- K4 ttherefore 28+2+12+6=48
發表於 2007-9-11 08:17 PM
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