Data Sufficiency

试题详情

题目:

If x is a positive integer, is the remainder 0 when 3x + 1 is divided by 10?
(1)     x = 4n + 2, where n is a positive integer.
(2)     x > 4

选项:

答案:

A

提问:

这题麻烦讲一下谢谢
评分: 0
浏览: 1311

提问:

数学DS
评分: -1
浏览: 1298
点我领取
免费专项课程
在线咨询