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数学题(英文)

a class total gt 48 ppl.
; Y' C9 P; P1 ]! Jtvb now,tvbnow,bttvb6 ppl din join any clubTVBNOW 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。- |; {8 |; `, A  X4 _
1/4 of the student in de clas join badminton club n computer club.
: D0 B6 Y; v) S2 b& w; a' D  t公仔箱論壇the number of badminton club member which is not computer club member is 2 times de member of computer club.
8 }/ I8 v- z9 Ytvb now,tvbnow,bttvbhow many ppl in de clas join badminton club???
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