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数学题(英文)

a class total gt 48 ppl.
, h/ S: h/ |: l) _6 Y) V8 [% A1 mtvb now,tvbnow,bttvb6 ppl din join any club
; l1 P  z+ H. j- Y- \7 G. a9 e; q' ztvb now,tvbnow,bttvb1/4 of the student in de clas join badminton club n computer club.www1.tvboxnow.com! I" m% Y8 C4 z$ n# {1 O  ?
the number of badminton club member which is not computer club member is 2 times de member of computer club.+ ^9 U# M, Z# f. g- G: J% U* l
how many ppl in de clas join badminton club???
28 students are badminton club members only.tvb now,tvbnow,bttvb; H/ K2 S* T- }/ A' J7 y

( w. k" e* M- P8 [' atvb now,tvbnow,bttvb2 students are in computer club only.# m; x, q; R& n- C' b

4 J0 D4 Q/ z4 E7 @3 n1 w5 n12 students are in both badminton and computer club.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。) D1 r0 W: u; S+ ]9 T5 d- V1 ^
公仔箱論壇" c9 t- l8 \9 H) R4 \1 i
therefore 28+2+12+6=48
har ???; d! X' \! n' S3 R! d" ~, B3 B* }
48/4=12 ppl ...公仔箱論壇( h+ U+ X6 A- d. k3 z' `* b7 f
badmintion 2x = computer 1x
; K- j. B7 ~) y2 G* {4 J" X: ]www1.tvboxnow.comthen 12/3 x=4ppl, @0 n) h! k+ n' [6 h
badmintion 8 ppl ... computer 4 ppl
28 students
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