A unit used 4 identical trucks to donate 2,800 boxes of books to Hope Primary School 5 times. How many boxes of books are transported by each truck on average?
某单位用4辆同样的卡车5次为希望小学募捐图书2800箱，平均每辆卡车每次运图书多少箱？
<gadget id="calculator">2_800 / 5 / 4</gadget>
<output>140</output>

<result>140</result>