解 把乙仓库大米看成单位1 则开始甲仓库大米为5/3
乙仓库大米为
12÷[5/3×(1-10%)-(1+5/3×10%)]
=12÷(1.5-7/6)
=36吨
甲仓库大米有 36×5/3=60吨
所以甲乙原来各有大米60吨,36吨.