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数学题(英文)

a class total gt 48 ppl.
2 ~" m. ]( v+ a; [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。6 ppl din join any club公仔箱論壇. Y5 G& y4 q6 T+ |  ]
1/4 of the student in de clas join badminton club n computer club.5.39.217.77:88981 i# c! ]4 u4 j' N; u" G
the number of badminton club member which is not computer club member is 2 times de member of computer club.
& j1 a/ N- J2 f, z* [tvb now,tvbnow,bttvbhow many ppl in de clas join badminton club???
28 students are badminton club members only.5.39.217.77:8898: G, L+ D7 [0 J( t; N
公仔箱論壇% g1 j3 s( q1 U& K- {& {. W
2 students are in computer club only.tvb now,tvbnow,bttvb9 J+ E0 o" Z5 L" r" d
5.39.217.77:88982 F# B$ H. s8 A& }2 a% {
12 students are in both badminton and computer club.
9 O" U( |4 `, ^  y, E. f/ T* b: \公仔箱論壇
% n$ E6 B, J2 x- P1 D  Ztherefore 28+2+12+6=48
har ???
) ^/ C" `; L: R5 f0 f4 k6 m48/4=12 ppl ...5.39.217.77:8898/ a- T( k( v# K+ H4 U! A/ ^
badmintion 2x = computer 1x公仔箱論壇4 C# e6 i. h0 w! j1 w
then 12/3 x=4ppl
3 K& H$ ]( x2 P0 s) m: N, H1 ]badmintion 8 ppl ... computer 4 ppl
28 students
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