一根绳子比它本身长度的1/3长3/4米,这这根绳子长( )米?
问题描述:
一根绳子比它本身长度的1/3长3/4米,这这根绳子长( )米?
答
3/4÷(1-1/3)=9/8
绳子长8分之9米
一根绳子比它本身长度的1/3长3/4米,这这根绳子长( )米?
3/4÷(1-1/3)=9/8
绳子长8分之9米