(1) 從1至10的整數中,選出五個不同的數A、B、C、D、E。求滿足下列6個條件的A、B、C、D、E的組合。
D大於6
D被C整除
A與D之和等於B
A與C及E之和等於D
A與C之和比E小
A與E之和小於C與5之和
(2) 某劇院入場卷成人120元,小孩80元。又劇情簡介小冊子每本售50元。某日有400人出場,與售賣小冊子合計總收入為。
數學問題!Help!快快快
2007-03-29 2:16 am
回答 (3)
2007-03-29 2:24 am
✔ 最佳答案
mix:400*(120+50)min:400*(80+50
2007-03-29 2:27 am
(1)
A:1
B:10
C:3
D:9
E:5
(2)
because i don't know how many 成人and小孩 and how many people buy 劇情簡介小冊子, so i don't know the answer!
A:1
B:10
C:3
D:9
E:5
(2)
because i don't know how many 成人and小孩 and how many people buy 劇情簡介小冊子, so i don't know the answer!
參考: myself
2007-03-29 2:24 am
A=1,B=10,C=3,D=9,E=5
收錄日期: 2021-04-12 21:35:43
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070328000051KK02755