The school bought prizes for three-good students, and bought 4 boxes of pens, each with 10 pens, and the total cost was 360 yuan. How much is 1 pen?
学校给三好学生买奖品，买了4盒钢笔，每盒10支，一共用去360元，1支钢笔多少钱？
<gadget id="calculator">10 * 4</gadget>
<output>40</output>

<gadget id="calculator">360 / 40</gadget>
<output>9</output>

<result>9</result>