The students organize the books. There are 48 girls and 37 boys. Every 5 people are divided into groups. How many groups can they be divided into?
同学们整理图书．女生48人，男生37人，每5人分成一组，可以分成多少组？
<gadget id="calculator">48 + 37</gadget>
<output>85</output>

<gadget id="calculator">85 / 5</gadget>
<output>17</output>

<result>17</result>