There are 4 teams of young pioneers picking cotton, each team has 8 people, and each person picks an average of 15 kilograms. How many kilograms did they pick in total?
有4个小队的少先队员摘棉花，每个小队有8人，平均每人摘15千克．他们一共摘了多少千克？
<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<gadget id="calculator">15 * 32</gadget>
<output>480</output>

<result>480</result>