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数学题(英文)

a class total gt 48 ppl.$ E* _' j/ W. f. b
6 ppl din join any club
( E7 v0 F+ V/ H6 Y1/4 of the student in de clas join badminton club n computer club.5.39.217.76+ V  M5 b/ Z7 R. r7 m5 N
the number of badminton club member which is not computer club member is 2 times de member of computer club.tvb now,tvbnow,bttvb2 H% M% @3 Z4 e, j4 Y9 z2 F$ R
how many ppl in de clas join badminton club???
28 students are badminton club members only.5.39.217.764 \; W2 L7 x! \$ ?

: u. l0 `6 b: h+ r2 students are in computer club only.
) v; H: a/ p! I) P0 @- q公仔箱論壇公仔箱論壇# V+ z& z$ U6 v$ o5 N7 I7 o' F
12 students are in both badminton and computer club.
! O8 L9 o" k6 _# o( u公仔箱論壇
" u( |/ {& A7 l) ntherefore 28+2+12+6=48
har ???5.39.217.76- h  g3 h! S& d6 C" @
48/4=12 ppl ...
- B" m2 v" D% {' h- w4 Rtvb now,tvbnow,bttvbbadmintion 2x = computer 1x
, }4 g, k, N$ ]  V3 T/ e  R# _then 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。, [7 X' H# Y) ~& `  D  ?
badmintion 8 ppl ... computer 4 ppl
28 students
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