100人搬100塊磚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。 r/ d7 E3 T. d9 r" P# e& t2 @& P
規則 ( E* x" O( i- Q$ L; Y; v/ L公仔箱論壇只何用100人搬100塊磚,不能多也不能小... 2 u+ N, ?) E: O! n A8 C5.39.217.76100人當中有男人、女人同細路仔2 W) r' P F" p6 n. ]1 a
1個男人搬6塊磚tvb now,tvbnow,bttvb7 q! m& n2 Q) n" U; T
1女人搬3塊磚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。" D, [8 Y/ p6 O5 ~- C* K2 P% H, r/ ^
2個細路仔搬1塊磚 . M. U. c1 e B- K6 c公仔箱論壇**************************************************************7 g3 g3 M' x- I0 ?+ K' T
問搬100塊磚6 I' o @- Q/ h; y
要幾多男人、女人同細路仔5.39.217.766 W Q5 f9 T/ V# |; n+ b
5.39.217.76% t; f5 o# }) U: u5 U$ X3 J6 e
答案30號公佈 2 h1 V/ \: T: ktvb now,tvbnow,bttvb . {2 ]( K* B2 D+ x, _) b[ 本帖最後由 1/5 於 2007-10-13 05:10 PM 編輯 ]作者: twinsdragon 時間: 2007-10-13 05:40 PM
That is a very simple mathematics question. ) d, p! i9 \8 rtvb now,tvbnow,bttvbLet x = Male, y = Female, z = ChildTVBNOW 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。6 J, c- ], I3 Y
6x + 3y + z/2 = 100 Formula 1tvb now,tvbnow,bttvb# J) f+ g- B( W1 O j: v
x + y + z = 100 Formula 2 9 a5 G _& {& v( |8 P& j! t) K- W/ I公仔箱論壇Simplify Formula 2 into z, we get z = 100 - x - y Formula 3 7 g" B! J) p) v8 \3 r1 z, M$ b9 {5.39.217.76Sub Formula 3 into Formula 1, we get 6x + 3y + ( 100 - x - y )/2 = 100 Formula 4 ( h. d5 P4 l. b7 g' _- o0 Q6 Ltvb now,tvbnow,bttvbFormula 4 can change into 11x + 5y = 100 Formula 5公仔箱論壇% @5 M! A: |5 x. r3 m8 @- q- ~
In Formula 5, x can only be 0 - 9, otherwise y will be negative number which we dont want. ; c% b. y$ R( J& w, `5 B- X2 K' d* \5.39.217.76And between 0 and 9, only 0 can give me a single number of y. So, x has to be 0 and y have to be 20. Then put x and y back to formula 1, we get z = 80. , |% S5 H: T0 v9 l+ iEventually, the answer is 20 female and 80 children and no male.作者: alan1234 時間: 2007-10-14 12:19 AM 標題: two answers
man,female,children9 H4 n6 d1 M. I) i& I
0,20,80 or 5,9,86作者: RyanC 時間: 2007-10-14 10:46 PM
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。) Y9 n7 e+ G% Q$ F: v, H9 @& _
11X must be 0 or multiple of 5 + Z# Q) |' d0 Y0 A5.39.217.76that meanz x must be 0 or 5作者: manstein 時間: 2007-10-15 08:28 PM
86 childrentvb now,tvbnow,bttvb2 U# R# G; e# V# b
5 male 公仔箱論壇% a" s. A7 x* @6 C- ?
9 female作者: dafunhei123 時間: 2007-10-15 10:39 PM