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数学题(英文)

a class total gt 48 ppl.公仔箱論壇' M9 b, g1 T1 ]8 J- ?
6 ppl din join any club5.39.217.76+ O$ v9 i: T" _9 q6 w: z9 a% d
1/4 of the student in de clas join badminton club n computer club.公仔箱論壇, a8 f  K* V0 H% B3 W0 }
the number of badminton club member which is not computer club member is 2 times de member of computer club.
) _' z, y# i& |7 V% D* ^tvb now,tvbnow,bttvbhow many ppl in de clas join badminton club???
28 students are badminton club members 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。2 R% r4 O3 Y* b6 C* D, X

/ r0 M* \) m% G( k* P+ R6 s  @公仔箱論壇2 students are in computer club only.
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3 M1 C6 o) E/ P! A+ ^0 z0 y5.39.217.7612 students are in both badminton and computer club.
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3 H/ j8 s* l% s3 D2 x" E* Z. e公仔箱論壇therefore 28+2+12+6=48
har ???
. v9 s, h1 j- ~: j* f6 _2 T0 A2 z公仔箱論壇48/4=12 ppl ...5.39.217.76, w: }* Y4 ]9 M+ P* g
badmintion 2x = computer 1x
/ i' }6 T3 m+ O+ o1 y% a8 v) D公仔箱論壇then 12/3 x=4ppl
  O6 K9 U2 c) q9 Q2 G" k3 Y5.39.217.76badmintion 8 ppl ... computer 4 ppl
28 students
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