Aunt Li bought 4 boxes of milk for 128 yuan, 8 boxes of milk per box, how much is this milk on average per box?
李阿姨用128元买了4箱牛奶，每箱牛奶8盒，这种牛奶平均每盒多少钱？
<gadget id="calculator">128 / 4 / 8</gadget>
<output>4</output>

<result>4</result>