There are 960 tons of materials to be transported to the disaster area. Use 8 trucks to finish transporting 4 times. How many tons does each truck transport on average?
现有960吨物资要运往灾区．用8辆卡车4次运完．平均每辆卡车每次运多少吨？
<gadget id="calculator">960 / 4 / 8</gadget>
<output>30</output>

<result>30</result>