GRE
®
托福
®
雅思
GRE
®
提分活动
公开课
首页
文字推理
数学推理
分析写作
登录
注册
返回
小站备考
GRE
GRE数学
GRE数学真题
Ben is three times as old as Ron. Ed is 8 years younger than Ben. Ron is 7 years...
Question 7
Selected one answer choice
收藏
笔记
反馈
我的笔记
5000
保存
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Ben is three times as old as Ron. Ed is 8 years younger than Ben. Ron is 7 years older than Ken. If the sum of the ages of all four people is 161, how many years old is Ron?
A.15
B.19
C.22
D.24
E.27
我的答案：
登录查看答案
