The fifth grade students go to play, divide 90 people into 2 teams on average, each team is divided into 3 groups on average, how many people are there in each group?
五年级同学去游玩，把90人平均分成2队，每队平均分成3组，每组有多少人？
<gadget id="calculator">90 / 2 / 3</gadget>
<output>15</output>

<result>15</result>