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英语智力问题最好马上Maryistwelveyearsold.Herfatherisfourtimesasoldasher.Hergrandfatheristwiceasoldasherfather.Howoldishergrandfather?
题目详情
英语智力问题 最好马上
Mary is twelve years old. Her father is four times as old as her.Her grandfather is twice as old as her father.How old is her grandfather?
Mary is twelve years old. Her father is four times as old as her.Her grandfather is twice as old as her father.How old is her grandfather?
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答案和解析
Mary12岁,她的爸爸是她年龄的四倍,即12乘以3为36,她爷爷是她爸爸的2倍,即为72岁.
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