Xiaohong is 1.5m tall, and her shadow is 2.4m long. If the shadow length of a tree measured at the same time and place is 8m, how tall is the tree? (Solve with ratio)
小红身高1.5m，她的影长2.4m．如果同一时间，同一地测得一棵树的影长是8m，这棵树有多高？(用比例解)
<gadget id="calculator">1.5 * 8</gadget>
<output>12</output>

<gadget id="calculator">12 / 2.4</gadget>
<output>5</output>

<result>5</result>