Two cars A and B start from Yantai and Jinan at the same time, and drive towards each other. Car A travels 85 kilometers per hour, and car B travels 80 kilometers per hour. The two cars meet each other in 2.5 hours. What is the distance in meters from Yantai to Jinan?
甲、乙两辆汽车同时从烟台和济南出发，相向而行，甲车每小时行驶85千米，乙车每小时行80千米，2.5小时两车相遇，烟台到济南的距离是多少米？
<gadget id="calculator">85 + 80</gadget>
<output>165</output>

<gadget id="calculator">165 * 2.5 * 1_000</gadget>
<output>412_500</output>

<result>412_500</result>