消防喷淋的工作原理:一道6年级英语题

来源:百度文库 编辑:杭州交通信息网 时间:2024/04/28 00:59:17
The weight of two boys are in the ratio5:4. Ifthe thinner boy is 48kg,what is the weight of the other ?

48*5/4=60

60