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）

Sean;Whenyoufilloutthisform,besuretoincludeyourtelephonenumbersothatwecangetintouchwithyou.Dora;Should

Thefollowingispartofabustimetable.ExpressbusesdonotstopatsomeofthetownsbetweenDawtryandSaresbury.DAWTRY07

8195+1921Ifthesetwonumberstotal6879,whatdothetwonumbersbelowtotal?8216+1909

Ontheleftaretwoshapeswithanarrowbetweenthem.Decidedhowthesecondisrelatedtothefirst.Afterthisthereisathi

Acollisionbetweenanaircraftandoneormorebirdsistermedabird-strike.Pilotssometimesrecordabirdstrikewhileatcru

Amanis48yearsold.Heaskstheothermanhowoldheis.Theothermananswers:"IamtwiceasoldasyouwerewhenIwasas

Amanis48yearsold.Heaskstheothermanhowoldheis.Theothermananswers:"IamtwiceasoldasyouwerewhenIwasas

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月经过多，血色紫黑稠黏，手足心热，腰膝酸软，舌红，脉弦数者，治疗应当选用()

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