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

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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?

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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-Y，用这两个等式，得出X=64。

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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

A类竞赛（研究生）

大学生英语竞赛（NECCS）

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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类竞赛（研究生）

大学生英语竞赛（NECCS）

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______schoolpolicy,thestudentshadaholidaybetweenChristmasandtheNewYear.

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Thereisafour-digitnumbermadewith1-9!Its2nddigitistwicegreaterthanits3rd.Thesumofallthedigitsisthricegr

Findthemissingnumber.4568?141826

Winecanbemadewithredgrapesorwhitegrapes,and,especiallyinthecaseofredwines,anumberofdoctorshavereportedth

Ontheleftaretwoshapeswithanarrowbetweenthem.Decidedhowthesecondisrelatedtothefirst.Afterthisthereisathi

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