数学题(英文)

nelston

a class total gt 48 ppl.
6 I$ H5 }0 L' o+ E; D6 w6 ppl din join any club
; k& ^, `: U5 _' ]1/4 of the student in de clas join badminton club n computer club., Z- Y( x) o2 N
the number of badminton club member which is not computer club member is 2 times de member of computer club.  x4 i3 I' o4 e& a0 U0 n
how many ppl in de clas join badminton club???

genzo2106

28 students are badminton club members only.! ]% ?7 u& v  f) O, ]. v

+ o5 O& C) f' O$ I5 T: s5.39.217.77:88982 students are in computer club only.' l( Q/ i4 |& h9 f3 C
9 N  |- y; S" k" R' i- Y, n
12 students are in both badminton and computer club.
' _' x- b0 R( J# S& X: ?
. _! |2 \  v! j公仔箱論壇therefore 28+2+12+6=48

00360353

har ???/ K- p. W' `. `  [
48/4=12 ppl ...
' N) k* F# n% \! ~3 otvb now,tvbnow,bttvbbadmintion 2x = computer 1x
* G' \) h4 p3 ?/ f* F6 mtvb now,tvbnow,bttvbthen 12/3 x=4ppl2 H8 h0 d+ z" P3 h2 Z  O- L
badmintion 8 ppl ... computer 4 ppl

dick007

28 students