试试看
杰克年龄是比尔年龄的2倍,比尔比本小八岁,本又较泰德年轻四岁.泰德比杰克年长一半.比尔多大?
比尔x,杰克:2x,本:x+8,泰德:x+12=1.5*2x.x=6
比尔6岁
新版剑桥少儿英语二级上册有一道数学题怎么算
新版剑桥少儿英语二级上册有一道数学题怎么算
Jack is twice as old as Bill,who is eight years younger than Ben,who is four years younger than Ted,who is half as old again as Jack.How old is Bill?
Jack is twice as old as Bill,who is eight years younger than Ben,who is four years younger than Ted,who is half as old again as Jack.How old is Bill?
其他人气：400 ℃时间：2020-04-20 06:33:01
优质解答
我来回答
类似推荐
猜你喜欢
- 1Big Big World歌词
- 2（X+320)×80%=X-128
- 3若ab/a+b=1/3 ,bc/b+c=1/4 ,ca/c+a=1/5 ,求abc/ab+bc+ca的值.
- 4They agree with each other on the time of the meeting改为同义句
- 5start a habit of...
- 6怎样算0度,30度,45度,60度和90度的三角函数值
- 751-（47-27）的简算
- 8show;can;to;boat;how;make;you;a;peper;me(?) 连词成句
- 9It's time for break.(同义句)
- 10电脑键盘上英语键各代表什么意思