效率效率，Go,go,go,go......

来源：学生作业学帮网编辑：学帮网时间：2024/06/05 08:04:12

5题,2,3能组成比例,6题,小红说的对,54:45=6/5=72:60,8题,第一问设实际长度为x,24.92:x=1:24,x=598.08,第二问,设模型长度为x,x:11.76=1:24,x=0.49

效率效率，Go,go,go,go...... go go go go go go go go go go go go Go GO go go go