Teacher Wang led the students to pick apples in the orchard. The students were divided into 3 groups, with 15 people in each group. They picked 225 kilograms in total. How many kilograms of apples did each person pick on average?
王老师带领同学们去果园采摘苹果，学生分成3个小组，每组有15人，一共采摘了225千克，平均每人摘苹果多少千克？
<gadget id="calculator">15 * 3</gadget>
<output>45</output>

<gadget id="calculator">225 / 45</gadget>
<output>5</output>

<result>5</result>