In the environmental protection activity of exchanging waste paper for cards, each person collects 4 kilograms of waste paper. There are 8 classes in the third grade, and each class has 48 students. How many kilograms of waste paper did the third grade collect in total?
在废纸换卡片的环保活动中，每人收集废纸4千克，三年级共有8个班，每个班有48人，三年级一共收集废纸多少千克？
<gadget id="calculator">48 * 8 * 4</gadget>
<output>1_536</output>

<result>1_536</result>