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标题: 请教两道数学题!!!!! [打印本页]

作者: zhouyeying    时间: 2011-5-11 07:03     标题: 请教两道数学题!!!!!

1. If positive integer x is divided by 2 , remainder is 1 . What is the remainder when x is divided by 4
    (1) 31<x<35
    (2) x is a multiple of 3

2.Is x less than y?
   (1) x-y+1<0
   (2) x-y-1<0


跪求解答!!!!!
作者: haileywang    时间: 2011-5-11 20:55

1,第一个就只有33,所以余数是1,第二个可能是1或者3~~所以选A
2,(1)可以化成x<y-1<y,还是选A
作者: allygmat7    时间: 2011-5-14 07:14

2可以是x-y<1,sox<y
作者: zhouyeying    时间: 2011-5-14 20:32

我也都选A了,答案是C,E啊




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