The students went to practice playing table tennis. There are 16 boys and 24 girls, and every 4 people are divided into groups. How many groups are they divided into?
同学们去练打乒乓球．男生去了16人，女生去了24人，每4人分成一组，一共分成了多少组？
<gadget id="calculator">16 + 24</gadget>
<output>40</output>

<gadget id="calculator">40 / 4</gadget>
<output>10</output>

<result>10</result>