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数学题(英文)

a class total gt 48 ppl.公仔箱論壇) t) Z" o' l" T% O
6 ppl din join any club
* N- j/ c# ?5 L+ J! u5 L$ Y公仔箱論壇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。/ g5 s2 o$ H. L; I4 }
the number of badminton club member which is not computer club member is 2 times de member of computer club.
# p% O0 w: w! aTVBNOW 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。how many ppl in de clas join badminton club???
28 students are badminton club members only.
: ~  [' q* |8 F6 M# `. [" W( T0 U公仔箱論壇
; q3 [; P1 J* F4 w- A! k' ]! B2 students are in computer club only.
5 n0 _- H7 L# @2 e1 M) A
4 y3 r5 j+ k9 B* |' P7 _公仔箱論壇12 students are in both badminton and computer club.% N* ~+ ?1 W( `5 b/ O- o9 y+ x0 {
公仔箱論壇4 N1 n1 G2 y/ E& h: V3 B. L4 E
therefore 28+2+12+6=48
har ???  D6 ?# M* A# [, f
48/4=12 ppl ...
) P; P0 s3 i. C9 j$ u1 x  ttvb now,tvbnow,bttvbbadmintion 2x = computer 1xTVBNOW 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。' C% s! W! D' s3 T' J- F
then 12/3 x=4ppl# A8 `: S$ }/ ?% b4 D4 v
badmintion 8 ppl ... computer 4 ppl
28 students
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