羊村甲乙两个仓库各有粮食若干吨,从甲仓库运出四分之一到乙仓库后,又从乙仓库运出四分之一到甲仓库,这时甲乙两个仓库的粮食储量相等.原来甲仓库是乙仓库的几分之几?(答案是多少
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![羊村甲乙两个仓库各有粮食若干吨,从甲仓库运出四分之一到乙仓库后,又从乙仓库运出四分之一到甲仓库,这时甲乙两个仓库的粮食储量相等.原来甲仓库是乙仓库的几分之几?(答案是多少](/uploads/image/z/7785673-25-3.jpg?t=%E7%BE%8A%E6%9D%91%E7%94%B2%E4%B9%99%E4%B8%A4%E4%B8%AA%E4%BB%93%E5%BA%93%E5%90%84%E6%9C%89%E7%B2%AE%E9%A3%9F%E8%8B%A5%E5%B9%B2%E5%90%A8%2C%E4%BB%8E%E7%94%B2%E4%BB%93%E5%BA%93%E8%BF%90%E5%87%BA%E5%9B%9B%E5%88%86%E4%B9%8B%E4%B8%80%E5%88%B0%E4%B9%99%E4%BB%93%E5%BA%93%E5%90%8E%2C%E5%8F%88%E4%BB%8E%E4%B9%99%E4%BB%93%E5%BA%93%E8%BF%90%E5%87%BA%E5%9B%9B%E5%88%86%E4%B9%8B%E4%B8%80%E5%88%B0%E7%94%B2%E4%BB%93%E5%BA%93%2C%E8%BF%99%E6%97%B6%E7%94%B2%E4%B9%99%E4%B8%A4%E4%B8%AA%E4%BB%93%E5%BA%93%E7%9A%84%E7%B2%AE%E9%A3%9F%E5%82%A8%E9%87%8F%E7%9B%B8%E7%AD%89.%E5%8E%9F%E6%9D%A5%E7%94%B2%E4%BB%93%E5%BA%93%E6%98%AF%E4%B9%99%E4%BB%93%E5%BA%93%E7%9A%84%E5%87%A0%E5%88%86%E4%B9%8B%E5%87%A0%3F%EF%BC%88%E7%AD%94%E6%A1%88%E6%98%AF%E5%A4%9A%E5%B0%91)
羊村甲乙两个仓库各有粮食若干吨,从甲仓库运出四分之一到乙仓库后,又从乙仓库运出四分之一到甲仓库,这时甲乙两个仓库的粮食储量相等.原来甲仓库是乙仓库的几分之几?(答案是多少
羊村甲乙两个仓库各有粮食若干吨,从甲仓库运出四分之一到乙仓库后,又从乙仓库运出四分之一到
甲仓库,这时甲乙两个仓库的粮食储量相等.原来甲仓库是乙仓库的几分之几?(答案是多少
羊村甲乙两个仓库各有粮食若干吨,从甲仓库运出四分之一到乙仓库后,又从乙仓库运出四分之一到甲仓库,这时甲乙两个仓库的粮食储量相等.原来甲仓库是乙仓库的几分之几?(答案是多少
设甲原来有x吨,乙原来有y吨
(x-1/4x)+1/4(y+1/4x)=y+1/4x-1/4(y+1/4x)
3/4x+1/4y+1/16x=3/4y+3/16x
3/4x-1/8x=1/2y
5/8x=1/2y
x=4/5y
∴原来甲仓库是乙仓库的4/5
甲80吨,乙100吨
设甲原库存x,乙则为180-x
那么有:3x/4+(180-3x/4)/4=3(180-3x/4)/4
解之得:x=80