On a map, the actual distance of 160 km is represented by a line segment 2 cm long. The distance measured from Beijing to Guangzhou on this map is 24.5 cm. What is the actual distance between Beijing and Guangzhou?
在一幅地图上，用2厘米长的线段表示实际距离160千米．在这幅地图上量得从北京到广州的距离是24.5厘米．北京到广州的实际距离大约是多少千米？
<gadget id="calculator">24.5 / 2</gadget>
<output>12.25</output>

<gadget id="calculator">12.25 * 160</gadget>
<output>1_960</output>

<result>1_960</result>