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How many of the positive integers less than 25 are 2 less than an integer multip
How many of the positive integers less than 25 are 2 less than an integer multip
游客
2024-01-12
29
管理
问题
How many of the positive integers less than 25 are 2 less than an integer multiple of 4?
选项
A、2
B、3
C、4
D、5
E、6
答案
E
解析
在比25小的正整数中,有多少个数比4的倍数小2?
解:本题的正确答案为(E)。考生仔细考虑一下就会发现,该题其实就是找小于(25+2)的正整数中有多少是4的倍数,因为(25+2)÷4=6余1,所以有6个数比4的倍数小2。
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