一个英语竞赛智力题When David is twice as old as he is now he will be four times as old as his daughter Jane will be in five years time.If in 1990,four years ago,he was four times as old as his daughter,in what year was she born?

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一个英语竞赛智力题When David is twice as old as he is now he will be four times as old as his daughter Jane will be in five years time.If in 1990,four years ago,he was four times as old as his daughter,in what year was she born?
一个英语竞赛智力题
When David is twice as old as he is now he will be four times as old as his daughter Jane will be in five years time.If in 1990,four years ago,he was four times as old as his daughter,in what year was she born?

一个英语竞赛智力题When David is twice as old as he is now he will be four times as old as his daughter Jane will be in five years time.If in 1990,four years ago,he was four times as old as his daughter,in what year was she born?
题目的意思是大卫是他现在年龄的两倍时他将会是他女儿简五年后的四倍在四年前的一九九零年他是他女儿的四倍问他女儿哪年生的所以他女儿十一岁即一九八三年生的

1983

求英语竞赛智力题! 英语竞赛智力题一个英语竞赛智力题When David is twice as old as he is now he will be four times as old as his daughter Jane will be in five years time.If in 1990,four years ago,he was four times as old as his daughter,in what year was she born? 英语竞赛智力题题库大学英语竞赛 When dose Friday come before Thursday?刚才英语竞赛六年级组智力题, 一到英语竞赛智力题,When David is twice as old as he is now he will be four times as old as his daughter Jane will be in five years time.If in 1990,he was four times as old as his daughter; in what year was she born?答案是1983年,我求到 2011年全国大学生英语竞赛 true or false 题只写简写T F 可以得分吗?智力题第五题只选一个有分吗? 这是一个英语竞赛智力题.Live is to Evil just as 5423 is to ___.答案是多少,还有怎么得到的英语智力题初中数学竞赛试题智力题几道英语智力题（全国基础教育英语综合能力竞赛）2013四级英语智力题:What 5-letter word has 6 left when you take 2 letters away? 英语智力题When can you run as fast as motorcycle?求助答案!谢谢! 谁有英语智力题英语趣味智力题答案英语智力题答案英语趣味智力题英语智力题求教