The money around Liu Zhixin can buy 12 pens. After a few days, the price of pens has increased. The money that used to buy 3 pens can only buy 2 now. So how many pens can Liu Zhixin buy with his money?
刘志新身边的钱能买12枝钢笔，没过几天，钢笔涨价了，原来买3枝钢笔的钱现在只能买2枝了，那么刘志新的钱还能买几枝钢笔？
<gadget id="calculator">12 / 3</gadget>
<output>4</output>

<gadget id="calculator">4 * 2</gadget>
<output>8</output>

<result>8</result>