2. 外语
  3. A man is 48 years old. He asks the other man how old he is. The other man answers: "I am twice as old as you were when I was as

A man is 48 years old. He asks the other man how old he is. The other man answers: "I am twice as old as you were when I was as

admin2016-11-30  82
问题 A man is 48 years old. He asks the other man how old he is. The other man answers: "I am twice as old as you were when I was as old as you are today. "How old is the other man?
选项
答案64
解析 假定我现在X岁，当我48岁时，你的年龄是Y岁。因而，X=2Y，X-48=48一Y，用这两个等式，得出X=64。
转载请注明原文地址:https://kaotiyun.com/show/EfyK777K
本试题收录于： A类竞赛（研究生）题库大学生英语竞赛（NECCS）分类
0

A类竞赛（研究生）

大学生英语竞赛（NECCS）

相关试题推荐
随机试题
最新回复(0)