a class total gt 48 ppl.公仔箱論壇) h: n) F0 |- J. q3 w; [) W# T2 x
6 ppl din join any club 9 [9 \. i: }" Y" h" `; u! v公仔箱論壇1/4 of the student in de clas join badminton club n computer club. 7 l8 u% V! U* G4 qthe number of badminton club member which is not computer club member is 2 times de member of computer club. 9 D, X8 [6 E0 _8 xhow many ppl in de clas join badminton club???
28 students are badminton club members only.公仔箱論壇9 g2 R3 u8 m3 S# D% z
+ [2 L+ F6 F8 e' i, P' I* V' K( ?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。2 students are in computer club only. 1 d# r5 x* C {! Y" m0 W; U& i% P5 Z* a% P8 ^8 a0 j2 K9 \
12 students are in both badminton and computer club. n6 ]5 \, s8 Z3 r7 `- `/ J( b. aTVBNOW 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。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。 p$ }/ {! j- c# A" M. j6 \
therefore 28+2+12+6=48
發表於 2007-9-11 08:17 PM
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