数学题(英文)

a class total gt 48 ppl.
6 ppl din join any club
1/4 of the student in de clas join badminton club n computer club.2 i% |& i! |- A# b' L) E0 ]) C
the number of badminton club member which is not computer club member is 2 times de member of computer club.
how many ppl in de clas join badminton club???

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genzo2106

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發表於 2007-9-12 01:49 PM | 只看該作者

28 students are badminton club members only.5.39.217.77:88982 R/ _9 _: Q% {" q. L& G
( X* G* F5 b5 A( V
2 students are in computer club only." H& y& h" m7 y- F4 X
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 f G6 M- r5 ^% B
12 students are in both badminton and computer club.
/ U; _' M9 ?9 c4 P/ y
therefore 28+2+12+6=48