The food factory produces a total of 960 wafer biscuits, which are placed in 4 cartons on average. There are 8 boxes in each carton. How many wafer biscuits are contained in each box?
食品厂共生产威化饼干960块，平均放在4个纸箱里，每个纸箱里有8个盒子，每个盒子装多少块威化饼干？
<gadget id="calculator">960 / 4 / 8</gadget>
<output>30</output>

<result>30</result>