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数学题(英文)

a class total gt 48 ppl.tvb now,tvbnow,bttvb$ j' ?2 l" s7 A% L. A8 U
6 ppl din join any club" a) b9 T7 Y+ J
1/4 of the student in de clas join badminton club n 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。4 k+ Z- a: z+ ^. t" o
the number of badminton club member which is not computer club member is 2 times de member of computer club.www2.tvboxnow.com" v: G4 Q# [0 b
how many ppl in de clas join badminton club???
28 students are badminton club members only.
- Y( K: G9 e9 v7 g' B4 E0 I
% t- G6 A/ a- P! T1 W  w3 etvb now,tvbnow,bttvb2 students are in computer club only.3 B; Y! M6 g' i6 {. Y' R

0 }3 _8 l3 S' N公仔箱論壇12 students are in both badminton and computer club.3 N/ ]) e# V6 m  r5 b9 S! Y8 Z

+ {- f6 N; b: p8 o* S' V: Q, D3 c- w3 ]www2.tvboxnow.comtherefore 28+2+12+6=48
har ???tvb now,tvbnow,bttvb9 d; g; J: v' r: s" r& i8 ?
48/4=12 ppl ...www2.tvboxnow.com- ^- r" C5 C- o6 }% m9 i
badmintion 2x = computer 1xtvb now,tvbnow,bttvb+ K5 r# ]* _4 p$ |- L
then 12/3 x=4ppl, j+ y3 s4 ^8 ~4 q* l2 ~! E0 c
badmintion 8 ppl ... computer 4 ppl
28 students
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