On a sunny afternoon, Xiaoxiao measured Yunyun's height and shadow length at the same time and place as 1.5 meters and 2.4 meters respectively. If the shadow length of a tree is 12 meters, what is the height of the tree in meters?
在一个阳光明媚的下午，笑笑在同一时间、同一地点测得芸芸的身高和影长分别是1.5米和2.4米，一棵树的影长为12米，则这棵树高为多少米．
<gadget id="calculator">2.4 / 1.5</gadget>
<output>1.6</output>

<gadget id="calculator">12 / 1.6</gadget>
<output>7.5</output>

<result>7.5</result>