一条水渠,已修的与未修的比是8:5,已修的比未修的多60米,这条水渠长多少米?
问题描述:
一条水渠,已修的与未修的比是8:5,已修的比未修的多60米,这条水渠长多少米?
答
全长是:60/(8-5)*(8+5)=260米.
一条水渠,已修的与未修的比是8:5,已修的比未修的多60米,这条水渠长多少米?
全长是:60/(8-5)*(8+5)=260米.