I am 55 years old ... I have a daughter who is now 21 years of age. In how many years will I be twice as old as my daughter?
I tried to solve this but I cant find an answer ... why can't I be twice as old as my daughter? Pls explain ...
收錄日期: 2021-05-01 20:06:28
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071114001046AA7g6ck