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数学题(英文)

a class total gt 48 ppl.
+ b7 D! p  d" b- C) d' Q5.39.217.776 ppl din join any club; O" S! D1 S4 ~, S- J
1/4 of the student in de clas join badminton club n computer club.5.39.217.778 C. j+ E! U" f3 N
the number of badminton club member which is not computer club member is 2 times de member of computer club.0 i2 y2 f3 @/ ^  A7 W5 j$ a
how many ppl in de clas join badminton club???
28 students are badminton club members only.
: m0 ^& R; e3 {: A$ B# x
, o& S% Z- s$ I: s- a2 students are in computer club only.
" x* [0 ^+ x( t1 D6 T
2 p$ v5 r! `4 @& h, OTVBNOW 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。12 students are in both badminton and computer club.
+ j5 a7 J: V5 ?: k( D8 t5 Q
0 C. Y- {  Y" j" a  w- P' m2 i# E3 RTVBNOW 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。therefore 28+2+12+6=48
har ???
% M; k" g( Z# 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。48/4=12 ppl ...tvb now,tvbnow,bttvb- q# w; @1 |0 }
badmintion 2x = computer 1x
2 o# N6 O$ H' f* `! ^' otvb now,tvbnow,bttvbthen 12/3 x=4pplTVBNOW 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。1 G/ `3 i1 p/ r" X9 l" Z
badmintion 8 ppl ... computer 4 ppl
28 students
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