The store sells 25 boxes of ballpoint pens, each box contains 12 pens, and each pen costs 2 yuan. How much did it sell in total?
商店卖出25盒圆珠笔，每盒12枝，每枝2元．一共卖了多少元？
<gadget id="calculator">25 * 12 * 2</gadget>
<output>600</output>

<result>600</result>