It is known that the distance between two stations A and B is 470 kilometers. One train departs from Station A at 1:00 noon and travels 52 kilometers per hour. The other train departs from Station B at 2:30 p.m. meet. Question: What is the speed of the train leaving from station B in kilometers per hour?
已知甲、乙两车站相距470千米，一列火车于中午1时从甲站出发，每小时行52千米，另一列火车于下午2时30分从乙站开出，下午6时两车相遇．问：从乙站开出的火车的速度是多少千米/小时．
<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">52 * 5</gadget>
<output>260</output>

<gadget id="calculator">470 - 260</gadget>
<output>210</output>

<gadget id="calculator">18 - 14.5</gadget>
<output>3.5</output>

<gadget id="calculator">210 / 3.5</gadget>
<output>60</output>

<result>60</result>