神马品牌网q345可以调质吗:math!math!!!!!!!
来源：百度文库 编辑：神马品牌网 时间：2024/04/30 14:02:39
A certain radio costs a merchant $72, which includes overhead and selling expenses. At what price must he sell it if he is to make a profit of 20% on the selling price?
一个人买了一部收音机是72美元，（72美元包括企业费和销售费用[这里不用管它！]）如果他要卖多20%的价格要多少钱？
$72*1.2=$86.4 ！