甲乙两对合修路,甲队修了全长的60%,比乙队多修60米,这条公路全长多少米?

问题描述:

甲乙两对合修路,甲队修了全长的60%,比乙队多修60米,这条公路全长多少米?

乙是:1-60%=40%
全长:60/(60%-40%)=300米