The ratio of the number of boys to girls in a class is 3:2, and there are 16 girls. How many students are there in this class?
某班男生和女生人数的比是3：2，女生有16人，这个班共有学生多少人．
<gadget id="calculator">16 / 2</gadget>
<output>8</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">8 * 5</gadget>
<output>40</output>

<result>40</result>