100人搬100塊磚 8 I, @3 R# Y1 _- @tvb now,tvbnow,bttvb規則tvb now,tvbnow,bttvb7 Y+ L G0 K( s% ?
只何用100人搬100塊磚,不能多也不能小..., D9 o& x( t# t* M9 I% x
100人當中有男人、女人同細路仔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。% P7 A; |; c; K* O$ a3 }0 u
1個男人搬6塊磚 3 z1 q, e' A$ I3 S! d" O# e9 W0 `' L1女人搬3塊磚 " S# o) m7 R( V公仔箱論壇2個細路仔搬1塊磚 : ]$ C4 G, o, I$ l. Wtvb now,tvbnow,bttvb************************************************************** ' U- g9 X* o" P! O" |+ k( t9 |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。問搬100塊磚0 f6 m9 q5 _* `3 c
要幾多男人、女人同細路仔3 O, i) |! Q2 o$ d$ n
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。9 i$ G$ d o" R
答案30號公佈tvb now,tvbnow,bttvb, m0 F) G# F7 x6 h' j6 k4 o( w
5.39.217.760 y0 c( L6 w; i* `3 T4 B$ 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. . i) y: H5 G& ^! I& j5.39.217.76Let x = Male, y = Female, z = Childtvb now,tvbnow,bttvb2 J/ d/ k. k. y) U+ }
6x + 3y + z/2 = 100 Formula 1 2 K- y+ A8 `- k9 f6 o公仔箱論壇x + y + z = 100 Formula 2 ( P. j/ F O* }. _( f6 ^ b3 xtvb now,tvbnow,bttvbSimplify Formula 2 into z, we get z = 100 - x - y Formula 3 6 \& l: a ?6 M5 K5 y9 S" i/ JSub Formula 3 into Formula 1, we get 6x + 3y + ( 100 - x - y )/2 = 100 Formula 4公仔箱論壇7 I4 r% U" K6 u2 \8 K) A
Formula 4 can change into 11x + 5y = 100 Formula 5 7 v* U# U2 F9 j `/ a- ]公仔箱論壇In Formula 5, x can only be 0 - 9, otherwise y will be negative number which we dont want. 9 A# I* W0 G5 q9 g& V0 y/ PAnd 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. + L) i' F0 ]) RTVBNOW 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。Eventually, 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,children/ v, C0 ^$ e A2 s/ k) ^) j+ \
0,20,80 or 5,9,86作者: RyanC 時間: 2007-10-14 10:46 PM
5.39.217.76# J3 M& b& _! V: }, {
11X must be 0 or multiple of 5 1 n& c: O. u$ Y5 ~; A3 Vthat meanz x must be 0 or 5作者: manstein 時間: 2007-10-15 08:28 PM
