Mom bought 1.8 kilograms of apples from the supermarket for 17.64 yuan, and the neighbor Aunt Wang also bought the same apples for 23.52 yuan. How many kilograms of apples did she buy?
妈妈从超市买来1.8千克苹果花了17.64元，邻居王阿姨也买了同样的苹果，花了23.52元，她买了多少千克苹果？
<gadget id="calculator">17.64 / 1.8</gadget>
<output>9.8</output>

<gadget id="calculator">23.52 / 9.8</gadget>
<output>2.4</output>

<result>2.4</result>