There are two warehouses, A and B, and A warehouse stores 30 tons of grain. If (1/10) 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(1/10)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 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">30 * (1/10)</gadget>
<output>3</output>

<gadget id="calculator">30 - 3</gadget>
<output>27</output>

<gadget id="calculator">27 * 2 * 1_000</gadget>
<output>54_000</output>

<result>54_000</result>