There are 6 boxes of pure milk in a box, and the price is 18 yuan. At this price, how much should my mother pay for buying 10 boxes of such pure milk? Aunt Li bought such pure milk for 54 yuan. How many boxes of pure milk did Aunt Li buy?
纯牛奶一箱有6盒，售价18元，照这个价格，妈妈买了10盒这样的纯牛奶，应付多少元？李阿姨买这样的纯牛奶用去54元，李阿姨买了几盒这样的纯牛奶？
<gadget id="calculator">18 / 6</gadget>
<output>3</output>

<gadget id="calculator">54 / 3</gadget>
<output>18</output>

<result>18</result>