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数学题(英文)

a class total gt 48 ppl.
8 h: a2 K$ @6 I9 c9 R6 ppl din join any club* }+ }& |5 [+ q; S4 f3 o& K4 h
1/4 of the student in de clas join badminton club n computer club.tvb now,tvbnow,bttvb! v+ M2 @  I* i# i: y+ h/ I( [
the number of badminton club member which is not computer club member is 2 times de member of 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。7 |0 H6 P3 T% ?; c
how many ppl in de clas join badminton club???
28 students are badminton club members only.
/ m2 l4 g2 d% ~" ?' }; `2 L3 h- `4 l( d. L" Z- }. c
2 students are in computer club only.公仔箱論壇) [- L# i5 M4 ~# m. g# O
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。0 A: D2 r4 [# j. V( t' n6 [5 G
12 students are in both badminton and computer club.www2.tvboxnow.com: s+ _! y6 l1 Z9 n3 W1 _2 C
公仔箱論壇& O" Q% z& B/ Y  P  q7 g( o7 B
therefore 28+2+12+6=48
har ???
6 N; T2 ?. x/ `- M. _& Q& U7 ~  j48/4=12 ppl ...公仔箱論壇7 b$ C# Y0 r. Q# N7 t% s  P/ ~# ^
badmintion 2x = computer 1x
/ {, \  ^+ I/ g# X8 eTVBNOW 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。then 12/3 x=4ppl$ Z2 I6 P. U% s  s$ U9 F
badmintion 8 ppl ... computer 4 ppl
28 students
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