飞科华攻略2016:math problem

来源:百度文库 编辑:查人人中国名人网 时间:2024/05/07 13:01:15
A round trip ticket cost $54.50 while a one way ticket cost $29.00. How much will be saved by buying 3 round trip tickets instead of buying one way ticket

29*6-54.5*3=10.5