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In 10 years the ages of two brothers and two s
问题详情
In 10 years the ages of two brothers and two sisters will total How much will their ages total in 7 years？请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：88 years
88 years 解析：(共有4个人，每年的年龄增长总数为4，3年的年龄增长总数为12。100—12=88。)
