A man is 48 years old. He asks the other man how old he is. The other man answer

游客2023-10-21 70

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一48=48一Y，用这两个等式，得出x=64。)

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A man is 48 years old. He asks the other man how old he is. The other man answer

Tomisimmenselycuriousabouteverythingandaseagertofindtheanswersasif

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Readthestatementsbelow.Thenanswerthequestion.NoneofthefourJonesbrot

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Amanis48yearsold.Heaskstheothermanhowoldheis.Theothermananswer

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Amanis48yearsold.Heaskstheothermanhowoldheis.Theothermananswer

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Whatarethetwospeakersgoingtodo?[originaltext]W:Oh,look,Bob!Theskyh

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力法方程是沿基本未知量方向的： A.力的平衡方程B.位移为零方程 C.位移

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