Xiaohong calculates 120 questions in 2 minutes, how many questions can be done in 10 minutes.
小红2分钟口算120道题，照样计算10分钟可以做多少道题．
<gadget id="calculator">120 / 2</gadget>
<output>60</output>

<gadget id="calculator">60 * 10</gadget>
<output>600</output>

<result>600</result>