Two warehouses, A and B, store the same goods. Warehouse A stores 128 tons, and Warehouse A transports another 12 tons, which is exactly twice the amount of Warehouse B. How many tons of goods are stored in Warehouse B?
甲乙两个仓库存放着同样的货物．甲仓库存放128吨，甲仓库再运进12吨，正好是乙仓库的2倍．乙仓库存放着多少吨货物？
<gadget id="calculator">128 + 12</gadget>
<output>140</output>

<gadget id="calculator">140 / 2</gadget>
<output>70</output>

<result>70</result>