Contact us
Choose a category below so we can get back to you as quickly as possible.
設甲糧倉原來存糧x噸,則乙糧倉原來存糧(x-1/5x)噸,根據題意得: x-1/4x=(x-1/5x)+1/4x-30 3/4x=4/5x+1/4x-30 3/4x-4/5x-1/4x=-30 -3/10x=-30 x=100 答:甲糧倉原來存糧100噸.
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.