There are two warehouses, A and B, and A warehouse stores 30 tons of grain. If (1/5) is taken out from A warehouse and put into B warehouse, the amount of grain stored in the two warehouses is equal. How many kilograms of grain are stored in the two warehouses?
甲乙两个仓库，甲仓存粮30吨，如果从甲仓中取出(1/5)放入乙仓，则两仓存粮数相等．两仓一共存粮多少千克？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">30 * (4/5) * 2 * 1_000</gadget>
<output>48_000</output>

<result>48_000</result>