The price of a notebook is 2 yuan, and the price of a pen is 7 times that of a notebook. What is the price of this pen?
一本笔记本的价格是2元，一支钢笔价格是笔记本的7倍，那么这支钢笔的价格是多少元．
<gadget id="calculator">2 * 7</gadget>
<output>14</output>

<result>14</result>