返回列表 回復 發帖

数学题(英文)

a class total gt 48 ppl.www2.tvboxnow.com" E, u/ T9 F4 f$ T
6 ppl din join any clubtvb now,tvbnow,bttvb' o, z, d* R# f  v' r  W3 o
1/4 of the student in de clas join badminton club n computer club.
) z9 D& U1 G: T# Q4 E( Y公仔箱論壇the number of badminton club member which is not computer club member is 2 times de member of computer club.1 A" A9 r3 x6 t
how many ppl in de clas join badminton club???
28 students are badminton club members only.www2.tvboxnow.com3 a# v9 o$ @. x5 X9 t, I5 F
公仔箱論壇- Q9 b9 c4 J  l$ V/ ^3 k9 x
2 students are in computer club only.
( a' ^; Q# `# R: M$ W8 L8 j3 k# n* E; J& e  q& M0 C/ M
12 students are in both badminton and computer club.
1 L# i& t7 K- g* D9 m, S6 g# z公仔箱論壇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。8 P4 [- Z! ?$ z
therefore 28+2+12+6=48
har ???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。3 O2 [+ ^8 L. p2 n$ n
48/4=12 ppl ...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。  c( [7 O) V; D5 A3 {& T( ]
badmintion 2x = computer 1x
. q; B7 L3 E8 x4 W. NTVBNOW 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。then 12/3 x=4ppl
1 }5 }9 b1 @  c5 C" o4 t0 o8 mtvb now,tvbnow,bttvbbadmintion 8 ppl ... computer 4 ppl
28 students
返回列表