题目

he spent one dollar more than half of what he had when he came in.什么意思?
Grandma sent Johnny some money for his birthday.Johnny spent all of it in five stores. In each store, he spent one dollar more than half of what he had when he came in. How much money did he get form Grandma?什么意思啊?答案是什么?

提问时间：2020-07-27

答案

奶奶送给约翰尼一些钱作为生日礼物,约翰尼在五家商店里用光了他们,在每一家商店里,他花掉了比他进门时所拿钱数的一半还多1美元,他从她奶奶家获得了多少钱?假设最后一次花掉X则第五家进门时拥有x/2+1=x的钱,得出x=2以...